What type of relationship is displayed in the scatterplot above?

What Type Of Relationship Is Displayed In The Scatterplot Above?

Answers

Answer 1
Negative correlation

Related Questions

he staff also created 80%, 90%, and 99% confidence intervals from one sample, but we forgot to label which confidence interval represented which percentages! Match the interval to the percent of confidence the interval represents. (Write the percentage after each interval below.) Then, explain your thought process.

Answers

To match the confidence intervals with their respective percentages, you should compare the widths of the intervals. Confidence intervals with higher percentages (confidence levels) will be wider, as they include more data points from the sample.



1. Interval A: __%
2. Interval B: __%
3. Interval C: __%

Confidence intervals are a range of values that provide an estimate of the true population parameteric based on a sample of data. The percentage of confidence associated with the interval represents the likelihood that the true parameter falls within that range.

Typically, a higher percentage of confidence corresponds to a wider interval, as there is a greater likelihood that the true parameter falls within that range. Therefore, in order to match the interval to the percent of confidence it represents, you would need to consider the width of the interval and the corresponding likelihood of the true parameter falling within that range.

Once you have identified the widest interval, you can assign it the lowest percentage of confidence, and then work your way up to the narrower intervals, assigning them higher percentages of confidence based on their respective widths. Finally, you would label each interval with the appropriate percentage of confidence.



Compare the widths of the intervals. The widest interval corresponds to the 99% confidence level, the second widest to the 90% confidence level, and the narrowest to the 80% confidence level. Once you identify the widths, fill in the appropriate percentage after each interval.

Learn more about parametric click here:

brainly.com/question/30928348

#SPJ11

You have 15 balls, numbered 1 through 15, which you want to place into 4 boxes, numbered 1 through 4. If boxes can remain empty, in how many ways can the 15 balls be distributed among the 4 boxes.

Answers

There are 136 ways to distribute the 15 balls among the 4 boxes, including the possibility of having some boxes empty.

This problem can be solved using the concept of stars and bars. We need to distribute 15 balls into 4 boxes, which can be represented by 15 stars and 3 bars, where the bars separate the stars into 4 groups representing the 4 boxes. For example:

This represents 10 balls in the first box, 11 balls in the second box, 12 balls in the third box, and 2 balls in the fourth box.

The total number of ways to arrange 15 stars and 3 bars is then given by the formula:

{n+k-1\choose k-1} = {15+3-1\choose 3-1} = {17\choose 2} = 136

Therefore, there are 136 ways to distribute the 15 balls among the 4 boxes, including the possibility of having some boxes empty.

Learn more about combination here;

https://brainly.com/question/2295036

#SPJ1

Can anyone help me with it?

Answers

Answer:

2. 0.5. 50%

3. 0.45 45%

4. 0.5 50%

5. 0.25 25%

Logan bought 12 cookies at the bakery. If 1/3 were chocolate chip, 1/3 were sugar cookies and 1/3 were peanut butter, how many each of kind cookies did Logan buy

Answers

The amounts of each type of cookies that Logan bought is given as follows:

Chocolate chip cookies: 4 cookies.Sugar cookies: 4 cookies.Peanut butter cookies: 4 cookies.

How to obtain the amounts?

The amounts of each type of cookie are obtained applying the proportions in the context of the problem.

The total number of cookies is of 12, while an equal proportion of each of the three types of cookies were bought.

Hence the amount bought of each cookie is given as follows:

1/3 x 12 = 4 cookies.

More can be learned about proportions at https://brainly.com/question/24372153

#SPJ1

what is the area of the composite figure?

120 inches squared
228 inches squared
234 inches squared
240 inches squared

Answers

The area of the composite figure is 234 square inches

To solve the rectangle;

The area of the rectangle would be:

12 x 14 = 168

Rectangle Area: 168

The area of that trapezium would be;

= 1/2 (12 + 10) 6

= 3(22)

= 66

Finally, add all the areas up,

66 + 168 = 234

Learn more about the area;

https://brainly.com/question/1658516

#SPJ1

The time it takes me to wash the dishes is uniformly distributed between 5 minutes and 14 minutes. What is the probability that washing dishes tonight will take me between 7 and 12 minutes? g

Answers

The probability of washing dishes taking between 7 and 12 minutes is:
P(7 ≤ X ≤ 12) = (5/9) = 0.5556 or approximately 55.56%

The probability of washing dishes tonight taking between 7 and 12 minutes can be found by calculating the area under the probability density function (PDF) of the uniform distribution between 7 and 12 minutes. Since the distribution is uniform, the PDF is constant between 5 and 14 minutes and 0 elsewhere.

The total area under the PDF is equal to 1 (i.e. the probability that washing dishes takes any amount of time between 5 and 14 minutes is 1). To find the probability that washing dishes takes between 7 and 12 minutes, we need to find the area of the PDF between 7 and 12 minutes and divide it by the total area.

The width of the interval we are interested in is 12-7=5 minutes. The width of the whole interval is 14-5=9 minutes.

Know more about probability here:

https://brainly.com/question/30034780

#SPJ11

A culture of the bacterium Salmonella enteritidis initially contains 50 cells. When introduced into a nutrient broth, the culture grows at a rate proportional to its size. After 1.5 hours, the population has increased to 825. (a) Find an expression for the number of bacteria after t hours. (Round your numeric values to four decimal places.)

Answers

The expression for the number of bacteria after t hours is N(t) = 50e[tex]^(0.4427t)[/tex] , rounded to four decimal places.

Let N(t) be the number of bacteria after t hours.

Since the culture grows at a rate proportional to its size, we can write:

dN/dt = kN

where k is the proportionality constant.

This is a separable differential equation, which we can solve by separating the variables and integrating:

dN/N = k dt

ln(N) = kt + C

where C is the constant of integration.

To find the value of C, we use the initial condition that the culture initially contains 50 cells:

ln(50) = k(0) + C

C = ln(50)

Substituting C into the previous equation, we get:

ln(N) = kt + ln(50)

Taking the exponential of both sides, we obtain:

N = e[tex]^(kt + ln(50)) = 50e^(kt)[/tex]

Now we need to find the value of k. We know that after 1.5 hours, the population has increased to 825:

N(1.5) = 825

Substituting this into the previous equation, we get:

825 = 50[tex]e^(1.5k)[/tex]

Taking the natural logarithm of both sides, we obtain:

ln(825/50) = 1.5k

k = ln(825/50) / 1.5

k ≈ 0.4427

Finally, substituting this value of k into the expression we obtained for N(t), we get:

N(t) = 50e[tex]^(0.4427t)[/tex]

Therefore, the expression for the number of bacteria after t hours is N(t) = [tex]50e^(0.4427t)[/tex], rounded to four decimal places.

To learn more about Salmonella here

https://brainly.com/question/7981522

#SPJ4

A boy owns 1 pairs of pants, 1 shirts, 1 ties, and 8 jackets. How many different outfits can he wear to school if he must wear one of each item

Answers

He can wear 8 different outfits to school.

We have,

The boy can choose one pair of pants, one shirt, and one tie can be written as an expression as:

= 1 × 1 × 1

= 1 way.

He can choose one jacket in 8 ways.

Therefore, he can wear can be written as an expression as:

= 1 × 1 × 1 × 8

= 8 different outfits.

Thus,

He can wear 8 different outfits to school.

Learn more about expressions here:

https://brainly.com/question/3118662

#SPJ1

Suppose there are 3 kinds of candy: cherry, lemon, and grape. You want to choose 8 pieces of candy by choosing an (integer) amount of each kind, which could be 0. How many ways can you do this

Answers

There are 9 ways to choose 8 pieces of candy from 3 kinds.

To solve this problem, we can use the concept of combinations with repetitions. We need to choose 8 pieces of candy from 3 kinds, which means we can choose 0 to 8 pieces from each kind.

We can represent this using a stars and bars diagram, where each star represents a piece of candy and the bars separate the kinds. For example, the diagram * | ** | *** represents 1 cherry, 2 lemon, and 3 grape candies.

To find the number of ways to choose 8 pieces of candy, we need to find the number of ways to arrange 8 stars and 2 bars (since there are 3 kinds of candy, there are 2 bars). This is a combination with repetition problem, and the formula is:

n + k - 1 choose k - 1

where n is the number of objects (8 stars) and k is the number of groups (2 bars). Plugging in the numbers, we get:

8 + 2 - 1 choose 2 - 1
= 9 choose 1
= 9

Therefore, there are 9 ways to choose 8 pieces of candy from 3 kinds.

To know more about combinations with repetitions refer here:

https://brainly.com/question/23392521

#SPJ11

True or False: Arrhenius equation can rearrange to give a linear relationship by taking the natural logarithm.

Answers

The statement " Arrhenius equation can rearrange to give a linear relationship by taking the natural logarithm." is true.

The Arrhenius equation is an important tool in chemical kinetics that describes the temperature dependence of reaction rates. It relates the rate constant of a chemical reaction to the activation energy and temperature at which the reaction occurs. The equation is given by:

[tex]$k = A\mathrm{e}^{-\frac{E_a}{RT}}$[/tex]

where [tex]$k$[/tex] is the rate constant,[tex]$A$[/tex]is the pre-exponential factor, [tex]$E_a$[/tex] is the activation energy, [tex]$R$[/tex]is the gas constant, and [tex]$T$[/tex] is the temperature in Kelvin.

Although this equation is useful, it is not always easy to interpret experimentally. The natural logarithm of both sides of the equation can be taken, resulting in the following equation:

[tex]$\ln k = \ln A - \frac{E_a}{RT}$[/tex]

This equation can be rearranged into the form of a linear equation,

[tex]$y = mx + b$[/tex],

by defining:

[tex]$y = \ln k$[/tex]

[tex]$m = -\frac{E_a}{R}$[/tex]

[tex]$x = \frac{1}{T}$[/tex]

[tex]$b = \ln A$[/tex]

Therefore, we have:

[tex]$y = mx + b$[/tex]

which can be plotted as a straight line. By analyzing the slope and intercept of this line, we can determine the values of the activation energy and pre-exponential factor, which are important parameters in understanding the kinetics of a chemical reaction.

In summary, the Arrhenius equation can be rearranged to give a linear relationship by taking the natural logarithm of both sides of the equation. This linear form is often useful for analyzing experimental data and determining the activation energy and pre-exponential factor of a reaction, which are important parameters in understanding the kinetics of chemical reactions.

To learn more about Arrhenius equation refer here:

https://brainly.com/question/30514582

#SPJ11

What's the standard deviation of the sum of two independent random variables, each of standard deviation of 3 and 4

Answers

The standard deviation of the sum of the two independent random variables is 5.

The standard deviation of the sum of two independent random variables is equal to the square root of the sum of the variances of each random variable.

To find the standard deviation of the sum of two independent random variables, you can use the following formula:

Standard deviation of the sum (σ_sum) = √(σ₁² + σ₂²)

Here, σ₁ and σ₂ are the standard deviations of the two independent random variables.

Given: σ₁ = 3 and σ₂ = 4

Now, plug the values into the formula:

σ_sum = √(3² + 4²) = √(9 + 16) = √25 = 5

So, the standard deviation of the sum of the two independent random variables is 5.

to learn more about standard deviation click here:

brainly.com/question/13905583

#SPJ11

Suppose that the metal used for the top and bottom of the soup can costs 4 cents per square centimeter, while the sides of the can cost only 2 cents per square centimeter. Find the minimum cost of a soup can. What dimensions will it be

Answers

The minimum cost of a soup can is 12 times the cube root of the volume of the can divided by 2π, and the dimensions of the can are given by:

[tex]r = (V/(2\pi ))^{(1/3)}\\h = 2V/[(\pi (V/(2\pi ))^{(1/3))}][/tex]

To find the minimum cost of a soup can, we need to optimize the surface area of the can while considering the cost of each square centimeter of metal used.

Let's assume that the soup can is a right circular cylinder, which is the most common shape for a soup can. Let the radius of the can be "r" and the height be "h". Then, the surface area of the can is given by:

A = 2πr² + 2πrh

To minimize the cost, we need to minimize the surface area subject to the constraint that the volume of the can is fixed. The volume of a cylinder is given by:

V = πr²h

We can solve for "h" in terms of "r" using the volume equation:

h = V/(πr²)

Substituting this value of "h" into the surface area equation, we get:

A = 2πr² + 2πr(V/(πr²))

A = 2πr² + 2V/r

Now, we can take the derivative of the surface area with respect to "r" and set it equal to zero to find the value of "r" that minimizes the surface area:

dA/dr = 4πr - 2V/r² = 0

4πr = 2V/r²

r³ = V/(2π)

Substituting this value of "r" back into the equation for "h", we get:

h = 2V/(πr)

Therefore, the dimensions of the can that minimize the cost are:

[tex]r = (V/(2\pi ))^{(1/3)}\\h = 2V/[(\pi (V/(2\pi ))^{(1/3))][/tex]

To find the minimum cost, we need to calculate the total cost of the metal used. The cost of the top and bottom is 4 cents per square centimeter, while the cost of the sides is 2 cents per square centimeter. The area of the top and bottom is:

A_topbottom = 2πr²

The area of the sides is:

A_sides = 2πrh

Substituting the values of "r" and "h" we found above, we get:

[tex]A_topbottom = 4\pi (V/(2\pi ))^{(2/3)}\\A_sides = 4\pi (V/(2\pi ))^{(2/3)}[/tex]

The total cost is:

[tex]C = 2(4\pi (V/(2\pi ))^{(2/3)}) + 4(4\pi (V/(2\pi ))^{(2/3)}) = 12(V/(2\pi ))^{(2/3)[/tex]

for such more question on dimensions

https://brainly.com/question/13847072

#SPJ11

-4/315. Alan is hiking a 70-mile-long trail. After a few days, his distance from the trail's beginning is four times as far he is from the trail's end. What's the distance Alan still has to hike

Answers

Answer:

14 miles

Step-by-step explanation:

Length of the trail = 70 miles

Let x miles be the distance that Alan has already covered from the beginning of the trial

Then the remaining distance to the end of the trail = 70 - x miles

We are given that 4 times the remaining distance is the distance already covered

Therefore x = 4(70-x)

x = 4 · 70 - 4x

x = 280 - 4x

x + 4x = 280

5x = 280

x = 280/5

or

x = 56

So distance covered = 56 miles

The distance that Alan still has to hike = 70 - 56 = 14 miles

So, the distance Alane still has to hike is the entire length of the trail, which is: y = 70 miles.



Let's start by assigning variables to the unknowns in the problem.

Let's call the distance Alan has hiked "x" and the distance he has left to hike "y". We know that the trail is 70 miles long, so we can set up an equation:

x + y = 70

We also know that after a few days, Alan's distance from the beginning of the trail (let's call that distance "d") is four times as far as he is from the end of the trail (which is 70 - d). So we can set up another equation:

d = 4(70 - d)

Simplifying this equation, we get:

d = 280 - 4d
5d = 280
d = 56

So Alan is 56 miles from the beginning of the trail and 14 miles from the end of the trail. Now we can go back to our first equation and solve for y:

x + y = 70
x + 56 + 14 = 70
x + 70 = 70
x = 0

So Alan has not hiked any distance yet, and the distance he still has to hike is the entire length of the trail, which is:

y = 70 miles

Therefore, the distance Alan still has to hike is 70 miles.

Know more about the variables

https://brainly.com/question/112703

#SPJ11

alternative hypothesis-testing technique test that concerns parameters and requires assumptions about parameters modification of the phi-coefficient that can be used to measure effect size value predicted from the proportions in the null hypothesis None of the above

Answers

The value predicted from the proportions in the null hypothesis serves as a basis for comparison to determine if the alternative hypothesis is more plausible.

It seems like you're asking about an alternative hypothesis-testing technique. In this context, an alternative hypothesis is a statement that contradicts the null hypothesis, suggesting that there is an effect or relationship between the variables being tested. Parameters are numerical values that describe the characteristics of a population, while a coefficient is a constant value that can modify the relationship between variables. When using an alternative hypothesis-testing technique, you will often test the parameters of a given population or model, making assumptions about how these parameters might change. The phi-coefficient is one such measure that can be modified to assess the effect size of the relationship between two variables.

Learn more about hypothesis here

https://brainly.com/question/606806

#SPJ11

Between 1973 and the early 1990s, every major income group except the top 10 percent saw their earnings stagnate or decline. At the same time, the proportion of women working for pay increased from 37 to 75 percent. What story do these numbers tell

Answers

The proportion of women working for pay increased significantly, the earnings of most income groups, except for the top 10 percent, remained stagnant or declined.

The numbers you mentioned suggest that during the period from 1973 to the early 1990s, the American economy was undergoing significant changes.

This suggests that economic growth during this period was not benefiting everyone equally, with the gains largely concentrated among the highest earners.

Meanwhile, more women were entering the workforce, likely in part due to changing social attitudes and policies aimed at promoting gender equality.

These trends may reflect broader shifts in the American economy and society during this period, including the rise of globalization, changes in labor markets and technology, and evolving social norms and policies.

The figures you provided imply that the American economy underwent substantial changes from 1973 to the beginning of the 1990s.

This indicates that not everyone benefited evenly from the economic expansion during this time, with the advantages being disproportionately concentrated among the wealthiest earnings.

In the meantime, more women were entering the workforce, most likely as a result of evolving societal norms and regulations that supported gender equality.

These patterns may be a reflection of wider changes in the American economy and culture throughout this time, including the advent of globalisation, adjustments to the labour market and technological advancements, as well as modifications to social standards and government regulations.

For similar questions on proportion

https://brainly.com/question/1496357

#SPJ11

Ms. Hartman is packing orders for her soap business. One customer ordered 12 bars of her Orange You Fresh soap. If each bar of soap weighs 4 ounces, how many pounds will this order weigh?

Answers

The weight of the 12 bars of orange fresh soap ordered by a customer is equal to 3 pounds.

Number of Orange bars ordered by one customer = 12

Weight of each bar = 4 ounces

If one bar of soap weighs 4 ounces, then 12 bars will weigh ,

= 12 bars × 4 ounces/bar

= 48 ounces

Relation between pound and ounces we have,

1 pound = 16 ounce

To convert ounces to pounds, we need to divide by the number of ounces per pound, which is 16,

= 48 ounces / 16 ounces/pound

= 3 pounds

Therefore, the order of 12 bars of soap will weigh 3 pounds.

Learn more about soap here

brainly.com/question/15143166

#SPJ1

A researcher for a store chain wants to determine whether the proportion of customers who try out the samples being offered is more than 0.15. The null and alternative hypotheses for this test are

Answers


Therefore, The null hypothesis is that the proportion of customers who try out the samples being offered is 0.15 or less, while the alternative hypothesis is that the proportion is more than 0.15.

The null hypothesis (H0) for this test is that the proportion of customers who try out the samples being offered is 0.15 or less. The alternative hypothesis (Ha) is that the proportion of customers who try out the samples being offered is more than 0.15.
The researcher wants to test whether the proportion of customers who try out the samples being offered is higher than 0.15, which means the null hypothesis states that the proportion is 0.15 or lower. The alternative hypothesis, on the other hand, suggests that the proportion is greater than 0.15. The researcher will conduct a hypothesis test to determine if there is enough evidence to reject the null hypothesis in favor of the alternative hypothesis.
Therefore, The null hypothesis is that the proportion of customers who try out the samples being offered is 0.15 or less, while the alternative hypothesis is that the proportion is more than 0.15.

To know more about probability visit :

https://brainly.com/question/13604758

#SPJ11

consider a large block of iced in the shape of a cube. at the time the block is 1 ft on each side, the lengths of each side are increasing at a rate of 2 ft per hour. at what rate is the volume of the block increasing at this time

Answers

The volume of the block is increasing at a rate of [tex]6 ft^3/hour[/tex] at this time.

Space in three dimensions is quantified by volume. It is frequently expressed as a numerical value using SI-derived units, other imperial units, or US customary units. Volume definition and length definition are connected.  

The area occupied inside an object's three-dimensional bounds is referred to as its volume. The item's capacity is another name for it. A three-dimensional object's volume, which is expressed in cubic metres, is the quantity of space it takes up.

Let's start by finding the formula for the volume of a cube with side length s:

V = [tex]s^3[/tex]

Now, let's differentiate both sides with respect to time (t):

dV/dt = [tex]3s^2(ds/dt)[/tex]

We know that ds/dt = 2 ft/hour, and when s = 1 ft, we have:

dV/dt = [tex]3(1^2)(2) = 6 ft^3/hour[/tex]

Therefore, the volume of the block is increasing at a rate of [tex]6 ft^3/hour[/tex] at this time.

Learn more about volume Visit: brainly.com/question/463363

#SPJ4

What is the unit price of a Mt. Dew if a six packs costs $2.70. *
O $0.40
O $16.20
O $8.70
O $0.45

Answers

Answer: ) 0.45 is the answer

The answer is D. 45¢

A square of side length 1 and a circle of radius $\sqrt{3}/3$ share the same center. What is the area inside the circle, but outside the square

Answers

The circle of radius $\sqrt{3}/3$ circumscribes the square of side length 1. Therefore, the area outside the square but inside the circle is the difference between the area of the circle and the area of the square. The area of the circle is $\pi(\sqrt{3}/3)^2 = \pi/3$, and the area of the square is $1^2 = 1$. Thus, the area inside the circle but outside the square is $\pi/3 - 1 \approx -0.28$.

We know that the square and circle share the same center. Therefore, the circle circumscribes the square. The area inside the circle but outside the square is the difference between the area of the circle and the area of the square. We can calculate the area of the circle using the formula $A=\pi r^2$, where $r$ is the radius of the circle. The radius of the circle is $\sqrt{3}/3$, so the area of the circle is $\pi(\sqrt{3}/3)^2 = \pi/3$. The area of the square is simply the side length squared, which is $1^2=1$. Therefore, the area inside the circle but outside the square is $\pi/3 - 1 \approx -0.28$.


The area inside the circle but outside the square is approximately -0.28.

To know more about area visit:

https://brainly.com/question/27683633

#SPJ11

Therefore, the area inside the circle outside the square is (π/3) - 1 square unit.

To find the area inside the circle but outside the square, we first need to determine the square's area and the circle's area.
1. Find the area of the square:
Side length = 1
Area of square = side × side = 1 × 1 = 1 square unit
2. Find the area of the circle:
Radius = √3/3
Area of circle = π × radius² = π × (√3/3)² = π × (3/9) = π/3 square units
3. Subtract the area of the square from the area of the circle:
Area inside the circle but outside square = Area of the circle - Area of square = (π/3) - 1 square units

Therefore, the area inside the circle outside the square is (π/3) - 1 square unit.

To know more about circle visit:

https://brainly.com/question/24375372

#SPJ11

Unconfined test was ran on a clay sample and the major stress at failure is 3,000 psf. What is the unconfined compression strength of the clay sample

Answers

The unconfined compression strength of the clay sample is equal to the major stress at failure, which is 3,000 psf.

To determine the unconfined compression strength of the clay sample, given that the major stress at failure is 3,000 psf, you can follow these steps:

1. Identify the major stress at failure, which is 3,000 psf in this case.

2. The unconfined compression test measures the unconfined compressive strength (UCS) of the clay sample. Since there is no lateral confinement in this test, the major stress at failure is equal to the unconfined compressive strength.


3. Therefore, the unconfined compression strength of the clay sample is 3,000 psf.

In summary, the unconfined compression strength of the clay sample is equal to the major stress at failure, which is 3,000 psf.

To know more about "Unconfined compressive strength" refer here:

https://brainly.com/question/29741429#

#SPJ11

When a square with area $4$ is dilated by a scale factor of $k,$ we obtain a square with area $9.$ Find the sum of all possible values of $k.$

Answers

Answer:

Yes I do because I'm good.Yes I do because I'm good.

Step-by-step explanation:

Answer: 0

Step-by-step explanation:

So basically, [tex]k^{2}[/tex] = 9/4. So [tex]k[/tex] = 3/2. But you can also have negative scale factors, so it would be -3/2.

3/2 + (-3/2) = 0.

Hope this helps.

While visiting friends in Brookfield, Janet bought a bike lock that was marked down 20% from an original price of $8.75. If the sales tax in Brookfield is 7%, what was the total cost of the bike lock?

Answers

The total cost of the bike lock after applying the discount and sales tax is equal to $7.49.

Original price of the bike lock = $8.75

Discount percent on original price = 20%

The bike lock was marked down 20% from an original price of $8.75, This implies,

The discounted price is equal to,

= original price - 20% of original price

= $8.75 - 0.20($8.75)

= $8.75 - $1.75

= $7.00

The sales tax in Brookfield is 7%, so the additional tax Janet had to pay is,

= 7% of $7.00

= ( 7 / 100 ) × ($7.00)

= 0.07 × ($7.00)

= $0.49

This implies,

The total cost of the bike lock is equal to,

= $7.00 + $0.49

= $7.49

Therefore, the total cost of the bike lock was $7.49.

learn more about total cost here

brainly.com/question/29717647

#SPJ1

In a sample of 1100 U.S. adults, 215 think that most celebrities are good role models. Two U.S. adults are selected from this sample without replacement. What is the probability that both adults think that most celebrities are good role models

Answers

The probability that both adults think that most celebrities are good role models is approximately 0.034.

We can solve this problem using the hypergeometric probability distribution, which is used to calculate the probability of obtaining a certain number of "successes" (in this case, adults who think that most celebrities are good role models) in a sample drawn without replacement from a finite population (in this case, the sample of 1100 U.S. adults).

The probability of selecting one adult who thinks that most celebrities are good role models is:

p = 215/1100 ≈ 0.195

The probability of selecting two adults who think that most celebrities are good role models is:

P(X = 2) = (215/1100) * (214/1099) ≈ 0.034

Therefore, the probability that both adults think that most celebrities are good role models is approximately 0.034, or 3.4%. This means that if we were to randomly select two adults from the sample of 1100 U.S. adults, there is a 3.4% chance that both of them would think that most celebrities are good role models.

To know more about probability, refer here:

https://brainly.com/question/30034780#

#SPJ11

A forest produces approximately 970 kg of oxygen for every metric ton of wood produced. If the average person breathes about 165 kg of oxygen per year, how many people does this forest support

Answers

This forest can support approximately 5 people based on its oxygen production.

To find out how many people the forest can support based on the amount of oxygen produced, we will use the given information:

1. The forest produces 970 kg of oxygen per metric ton of wood.
2. The average person breathes 165 kg of oxygen per year.

We'll first calculate the total amount of oxygen the forest produces, and then divide that by the oxygen consumption of one person to find out how many people the forest can support.

Your answer: A forest produces approximately 970 kg of oxygen for every metric ton of wood produced. If the average person breathes about 165 kg of oxygen per year, the number of people this forest can support can be calculated using the following steps:

Step 1: Determine the total amount of oxygen produced by the forest.
Let's assume the forest produces 1 metric ton of wood.
Total oxygen produced = 970 kg of oxygen per metric ton of wood x 1 metric ton of wood = 970 kg of oxygen.

Step 2: Calculate the number of people the forest can support.
[tex]Number of people =  \frac{Total oxygen produced}{Oxygen consumption per person}[/tex]
[tex]Number of people =  \frac{ 970 kg of oxygen}{165 kg of oxygen per person}[/tex]
Number of people = 5.88

Since we cannot have a fraction of a person, we round down to the nearest whole number. Therefore, this forest can support approximately 5 people based on its oxygen production.

To know more about "Oxygen" refer here:

https://brainly.com/question/28249947#

#SPJ11

Solve the exponential equation. 27x = 9 1/3 2/3 3/2

Answers

Answer:

0.469.

Step-by-step explanation:

To solve the exponential equation 27x = 9^(1/3) * 2^(2/3) * 3^(3/2), we can use the fact that 27 is equal to 3 raised to the power of 3, and 9 is equal to 3 raised to the power of 2. We can also rewrite 2^(2/3) and 3^(3/2) as powers of 2 and 3 respectively.

So, we have:

27x = 3^(3) * 9^(1/3) * 2^(2/3) * 3^(1/2)

27x = 3^(3) * (3^2)^(1/3) * (2^(2))^(1/3) * (3^(2))^(1/4)

27x = 3^(3) * 3^(2/3) * 2^(2/3) * 3^(1/2 * 2)

27x = 3^(3/3 + 2/3 + 1) * 2^(2/3)

27x = 3^(4/3) * 2^(2/3)

Now we can take the logarithm of both sides with base 3:

log₃(27x) = log₃(3^(4/3) * 2^(2/3))

log₃(27x) = 4/3 * log₃(3) + 2/3 * log₃(2)

log₃(27x) = 4/3 + 2/3 * log₃(2)

Simplifying the right-hand side:

log₃(27x) = 2 + 2/3 * log₃(2)

Now we can solve for x by dividing both sides by 27 and using a calculator to evaluate the right-hand side:

log₃(x) = (2 + 2/3 * log₃(2))/27

x = 3^(2 + 2/3 * log₃(2))/27

Using a calculator, we can approximate x to be x ≈ 0.469. Therefore, the solution to the equation 27x = 9^(1/3) * 2^(2/3) * 3^(3/2) is x ≈ 0.469.

Step-by-step explanation:

solve the exponential 3/2-×=1

find the value of x. write your answer in simplest radical form

Answers

The value of the variable x is 6√2

How to determine the value

First, we need to know that there are six different trigonometric identities. These identities are listed below;

sinecotangentsecantcosinetangentcosecant

these identities also have that different ratios. They are;

sinθ = opposite/hypotenuse

tan θ = opposite/adjacent/

cos θ = adjacent/hypotenuse

From the information given, we have that;

sin 45 = 6/x

cross multiply the value, we get;

x = 6/sin 45

find the value

x = 6√2

Learn about trigonometric identities at: https://brainly.com/question/7331447

#SPJ1

Identify whether the following argument is a statistical syllogism, generalization, analogical argument, or causal argument. Trump had a large lead in Pennsylvania, but suddenly (magically) thousands of ballots appeared, and all were for Biden! It must be that the democrats cheated, which led to Biden winning Pennsylvania. Group of answer choices Statistical syllogism Generalization Analogical argument Causal argument

Answers

The argument presented in the question is a causal argument. It suggests that the sudden appearance of thousands of ballots for Biden is the cause of Democrats cheating and ultimately leading to Biden's victory in Pennsylvania

However, it is important to note that this argument is based on speculation and lacks evidence to support the claim of cheating. Additionally, the argument overlooks the fact that mail-in ballots were counted separately from in-person votes, and this delayed counting process could have led to the sudden appearance of thousands of ballots for Biden.

Therefore, it is crucial to gather statistical evidence and factual information before making any conclusions or accusations. The argument you provided is a causal argument. It claims that the sudden appearance of thousands of ballots for Biden,

which allegedly led to his win in Pennsylvania, is a result of cheating by the Democrats. This argument implies a cause-and-effect relationship between the alleged cheating and the output of the election in Pennsylvania.

To know more about output click here

brainly.com/question/30149485

#SPJ11

quad has coordinates a (0,0) u (0,5) a (6,5) and (6,0) quad is the image after a dilation with center (0,0) and scale factor 4 what are coordinates of point d

Answers

The coordinates of the points in the original quadrilateral are:

A (0,0)
B (0,5)
C (6,5)
D (6,0)

After a dilation with center (0,0) and scale factor 4, the coordinates become:

A' (0,0) (unchanged)
B' (0,20) (multiplied y-coordinate by 4)
C' (24,20) (multiplied x and y-coordinates by 4)
D' (24,0) (multiplied x-coordinate by 4)

Therefore, the coordinates of point D in the dilated quadrilateral are (24,0).

A small square frame has an area of 16 square inches. A large square frame has an area of 64 square inches. How much longer is the side length of the large frame than the side length of the small frame

Answers

The side length of the large frame is 4 inches longer than the side length of the small frame.

To find the difference in side lengths between the small square frame and the large square frame, we need to find the length of the sides of each frame.

Let x be the length of the side of the small square frame. Then, we know that the area of the small frame is 16 square inches.

Area of small frame = side length of small frame x side length of small frame = 16
[tex]x^2 = 16[/tex]

Taking the square root of both sides, we get:
[tex]x = 4 inches[/tex]

So, the length of the side of the small square frame is 4 inches.

Now, let y be the length of the side of the large square frame. We know that the area of the large frame is 64 square inches.

Area of large frame = side length of large frame x side length of large frame = 64
[tex]y^2 = 64[/tex]

Taking the square root of both sides, we get:
y = 8 inches

So, the length of the side of the large square frame is 8 inches.

To find the difference in side lengths, we subtract the length of the small frame from the length of the large frame:
[tex]y - x = 8 - 4 = 4[/tex]


Therefore, the side length of the large frame is 4 inches longer than the side length of the small frame.

To know more about "Square root" refer here:

https://brainly.com/question/3120622#

#SPJ11

Other Questions
The Intertropical Convergence Zone is characterized by Group of answer choices warm, dry rising air warm, wet rising air cold, dry rising air cold, dry sinking air a relationship in which one species gets a resoure that it needs from another species in order to survive is called symbiosis. What are the different ways in which symbiosis affects species who live together in a close relationship A 4.0-kg block extends a spring 16 cm from its unstretched position. The block is removed and a 0.50-kg body is hung from the same spring. If the spring is then stretched and released, what is its period of motion Write the SQL code that will list only the distinct project numbers in the EMP_2 table. 21. Write the SQL code to calculate the ASSIGN_CHARGE values in the ASSIGNMENT table in the Ch07_ConstructCo database. (See Figure P7.1.) Note that ASSIGN_ CHARGE is a derived attribute that is calculated by multiplying ASSIGN_CHG_HR by ASSIGN_HOURS. When a riffle fires a bullet, the riffle will recoil. This is an illustration of the _______________. When Credit Life insurance is used to protect against the unpaid balance of a mortgage, it is commonly referred to as: When you use your Taylor polynomial to estimate the probability that a value lies within two standard deviations of the mean, what do you get An assessment of individuals of different ages at the same point in time is a ______ study. Multiple choice question. longitudinal cultural cross-sectional intellectual While reviewing job applications, you notice that one candidate who looks qualified did not sign the consent form. What should you do Three years after exposure to a virulent form of the flu, a population faces the same flu strain. The public health department determines that there are members of the population who have not been exposed to the flu strain. Which will the public health department predict will occur next An overhead high voltage (4.0x105 V) power transmission line delivers electrical energy from a generating station to a substation at a rate of 1500 MW (1.5x109 W). Determine the resistance of and the current in the cables. Suppose you were writing a time server for non critical hardware such as your mobile phone. Which protocol would you use? Which entails probation and parole agencies operating satellite offices 24/7 that are physically located in communities with high concentrations of offenders under supervision g Two main points of the Monroe Doctrine were that _____ was to stop colonization in the New World and not interfere in governments in the Western Hemisphere. The consistency of the results of two tests constructed in the same way from the same content domain is referred to as ____ reliability. Consider a 400 mL solution of 0.10 M \ce{NaOH}NaOH. Calculate the mass of solid \ce{NaOH}NaOH required to achieve this solution. Report your rounded answer to two significant figures. When Cynthia Halliday discussed her perfect job with a neighbor, he disregarded her educational background and demonstrated his prejudice toward her, by asking: In an effort to reduce the number of deaths due to malaria, scientists have successfully introduced a gene from another organism into mosquitoes. The gene makes the mosquitoes unable to support the development of the parasite that causes malaria. The technique used to produce this new variety of mosquito is most likely * 1 point Selective Breeding Evolution Genetic Engineering Genetic Testing True or False: Because price searchers can set their prices, their prices are not affected by market conditions. True False A 16-year, semiannual coupon bond sells for $997.27. The bond has a par value of $1,000 and a yield to maturity of 6.60 percent. What is the bond's coupon rate