Cara saw an advertisement claiming 5 out of
6 students prefer talking on the phone over texting. She predicts that
500 out of 600 students prefer talking on the phone. Explain why her
prediction could be false.

Answers

Answer 1

Answer:

It could be false because a) advertisements can't be truested, b) 6 people is not a great number, so it can't be held true.


Related Questions

3. Angle RST is a right angle as shown in the figure. What is the measure of angle
UST?*
25
75 degrees
90 degrees
55 degrees
65 degrees

Answers

Answer:

Ccf

Step-by-step explanation:

What is the distance between-40 and 83 on a number line

Answers

Answer:123

Step-by-step explanation:

What is the area of the obtuse triangle given below?
7
11
A. 24 sq. units
B. 36 sq. units
C. 108 sq. units
D. 54 sq. units

Answers

Step-by-step explanation:

I/2×7×11 can't be bothered using a calculator

Answer:

54 sq units

Step-by-step explanation:

) If the standard deviation of a random variable X is 15 and a random sample of size n=15 is​ obtained, what is the standard deviation of the sampling distribution of the sample​ mean?

Answers

Answer:

3.8731

Step-by-step explanation:

The standard deviation of the sampling distribution of the sample​ mean is also called the standard error of the mean expressed as;

SM = s/√n

s is the standard deviation of the random variable X

n is the sample size

Given

s = 15

n = 15

Required

Standard deviation of the sampling distribution of the sample​ mean.

Substituting the given parameters into the expression above;

SM = 15/√15

SM = 15/3.8729

SM = 3.8731

Hence the standard deviation of the sampling distribution of the sample​ mean is 3.8731

Autumn invested $2,800 in an account paying an interest rate of 6.2% compounded
monthly. Assuming no deposits or withdrawals are made, how much money, to the
nearest ten dollars, would be in the account after 8 years?

Answers

Answer: There would be $4590 (approx.) in the account after 8 years.

Step-by-step explanation:

Formula to calculate accumulated amount if compounded monthly :

[tex]A= P(1+\dfrac{r}{12\times100})^{12t}[/tex], where P+ principal value, r = rate of interest , t = time.

Given: P=$2,800 , r = 6.2%

t= 8 years

Substitute all values in the formula , we get

[tex]A=2800(1+\dfrac{6.2}{1200})^{12\times8}\\\\=2800(1+0.005167)^{96}\\\\=2800(1.005167)^{96}\\\\=2800(1.64009619996)=4592.2693\approx4590\text{ [Rounded to the nearest ten dollars] }[/tex]

Hence, There would be $4590 (approx.) in the account after 8 years.

Answer:

4590Step-by-step explanation:

BRAINLYEST FOR FIRST PERSON AND 5 STARS!!!!!!!!!!! simplify 3 x 5/6=
A. 15/6
B. 23/6
C. 2 1/2
D. 3 5/6
Simplify
7/8 x 1 1/3=
A. 7/24
B. 28/24
C. 1 1/6
D. 1 7/24
Simplify
3 x 1/9=
A. 1/3
B. 3/9
C. 28/9
D. 3 1/9

Simplify
3/10 x 10/21=
A. 1/3
B. 1/7
C. 3/21
D. 30/210
Simplify
5/12 x 1/12=
A. 1/5
B. 5/144
C. 12/60
D. 5

Answers

Answer:

1.  3x5/6= 15/6 or 2 1/2

2. 7/8x11/3= 77/24 (Not listed)

3. 3x1/9= 3/9 or 1/3

4. 3/10x10/21= 1/7

Step-by-step explanation:

You have to multiply the numbers like simple multiplication and then try to simplify as much as possible in the process.

Hope this helps:)!!

Mrs. Smith earns 3500 a month she gives 280 a month savings is what precent of her income

Answers

Answer:8%

Step-by-step explanation:

8% of her income because I did

280

-----

3500

=

X

------

100 ( Sorry if I'm wrong <3 )

Determine whether the set, together with the indicated operations, is a vector space. If it is not, then identify one of the vector space axioms that fails. M4,6 with the standard operations

Answers

Answer:

Following are the solution to this question:

Step-by-step explanation:

The answer is "M4,6 is really a set of all 4x6 arrays, because it is shuttered by relation with vector and also particle fractions. Its structure for 4x6 also is M4,6".

Hershey's bar were purchased at $7 per dozen and sold at $1.25 each. Find the profit on 15 dozen Hershey's bar.

Answers

Answer:

[tex]Profit = \$120[/tex]

Step-by-step explanation:

Given

[tex]Cost\ Price = \$7[/tex] per dozen

[tex]Selling\ Price = \$1.25[/tex]

Required

Determine the profit on 15 dozen

First, we need to determine the selling price of 1 dozen.

[tex]Selling\ Price = \$1.25 * 12[/tex]

[tex]Selling\ Price = \$15[/tex]

Next, we calculate the profit on a dozen

[tex]Profit = Selling\ Price - Cost\ Price[/tex]

[tex]Profit = \$15 - \$7[/tex]

[tex]Profit = \$8[/tex]

Profit on 15 dozen is:

[tex]Profit = 15 * \$8[/tex]

[tex]Profit = \$120[/tex]

Jen borrows $4,000 from her bank. She has a simple interest loan at a 5% interest rate and will pay it back over 4 years. How much interest will she pay on this loan?

Answers

Answer:

depends on how much she pays per month, anywhere from $16.67-$583,179.69

One and a half plus 1/8 =?

Answers

Answer:

1/2+1/8=5/8

Step-by-step explanation:

The fractions have unlike denominators. First, find the Least Common Denominator and rewrite the fractions with the common denominator.

LCD(1/2, 1/8) = 8

Multiply both the numerator and denominator of each fraction by the number that makes its denominator equal the LCD. This is basically multiplying each fraction by 1.

(1/2×4/4)+(1/8×1/1)=?

Complete the multiplication and the equation becomes

4/8+1/8=?

The two fractions now have like denominators so you can add the numerators.

Then:

4+1/8=5/8

This fraction cannot be reduced.

Therefore:

1/2+1/8=5/8

Hope this helps!!

Answer:

1/2+1/8=5/8

Step-by-step explanation:

yes

solve this and ill give all my 68 ponits to u

Answers

Answer:

Q1

slope= 100 (because 200/100=100)

y inter = 400 (400 is the initial starting point)

Y= 100x + 400

Q2

Slope= 15 (increase in 15 every time)

y inter= 0 (15-15=0)

y=15x

Step-by-step explanation:

Answer:

Q1

Step-by-step explanation:

i need to fill in this table to show a proportional relationship.

Answers

Answer:

x 2 4 10 12 20 33

y 6 12 30 36 60 99

At the Blackman High school, 86 seniors submitted college applications for early decision. This represented approximately 34% of the senior class. The Truman High School, across town from the Blackman High School, has 266 seniors. Which high school has the larger senior class?

Answers

Answer:

The Truman high school has more

Step-by-step explanation:

Black man high school only has 247

If it costs $104.00 for 13 hamburgers, what is the cost of 1 hamburger?

Answers

Answer: $8 for 1 hamburger

Step-by-step explanation:

tform. Use pencil
cult? The easiest?
Q
10-
B-
6-
11
2-
N-
-6
4
00-
6
10
4/ 2
-108
-2-
-4-
6

Answers

Answer:

I don't understand it

The product of a number X and 18 is 113.4. For which equation in value of X represents this relationship

Answers

Answer:

Step-by-step explanation:

18x = 113.4


In this polygon Find x

Answers

Answer:

x=125

Step-by-step explanation:

A 7 sided figure (heptagon) has interior angles equaling 900°. (7-2)x180

900-60-90=750

6x=750

x=750÷6

x=125

What are the coordinates of point R​

Answers

(5,3) is the correct option:)

A school keeps track of the percentage of scholars who pack lunch versus buy lunch. On Monday, 80% of scholars packed lunch. On Tuesday, 70% of the scholars who packed lunch do so again, and 50% of those who bought lunch on Monday ​pack ​lunch on Tuesday. Assume all scholars either pack lunch or buy lunch. Find the percent change in the number of scholars who bought lunch from Monday to Tuesday, and indicate whether this was an increase or decrease.

Answers

Answer:

Increase by 10% of students that bought lunch.

Step-by-step explanation:

I think the percent change was by 10%. Because 10% of those students who packed lunched on Monday did not pack lunch on Tuesday, and assuming that they either buy or pack it that means that 10% more students bought lunch.

The graph shows a relationship between the size of 18 households and the average amount of time, in hours, each member of the household spends on chores per week. Which equation best models this data set?

A. y = 0.34x + 5.19
B. y = -0.34x - 5.19
C. y = 0.34x - 5.19
D. y = -0.34x + 5.19

Answers

Answer:

Option (D)

Step-by-step explanation:

Equation to represent the household expenditure per week will be in the form of,

y = mx + b

Where m = slope of the line

b = y-intercept

From the graph attached,

Since, line of best fit touches the positive side of the y-axis, y-intercept will be positive.

Since, y-values on the graph are decreasing with the increase in the x-values,

Slope of the graph will be negative.

[Slope = [tex]\frac{\text{Rise}}{\text{Run}}[/tex], Since rise of the line is negative and run is positive, slope will be negative]

By these properties equation of the linear graph will be,

y = -0.34x + 5.19

Option (D) will be the correct option.

The equation that best models this data set is y = -0.34x + 5.19

A linear equation is in the form:

y = mx + b

where y, x are variables, m is the slope of the line and b is the y intercept.

Let y represent the time spent on chores for x household members.

From the graph, the line passes through (3, 4.25) and (8, 2.5). Hence:

[tex]y-y_1=\frac{y_2-y_1}{x_2-x_1} (x-x_1)\\\\y-4.25=\frac{2.5-4.25}{8-3}(x-3) \\\\y-4.25=-0.35(x-3)\\\\y=-0.34x+5.2[/tex]

The equation that best models this data set is y = -0.34x + 5.19

Find out more at: https://brainly.com/question/13911928

Find the vertex.
f(x) = 10x2 – 17

Answers

Answer:

(0,-17)

Step-by-step explanation:

In rectangle PQRS, PR = 18 x - 24 and QS = x + 146, find the value of x and the length of
each diagonal.
Q
S
R
a. x = 11, PR = 156, QS = 156
b. x = 10, PR = 78, QS = 78
c. x = 5, PR = 151, QS = 151
d. x = 11, PR = 174, QS = 174
e. x = 10,PR = 156 QS = 156.

Answers

Answer:

The answer is the first one, A

Step-by-step explanation:

MATH HELP NEEDED ASAP PLZ!

Answers

It’s supposed to be 7/12 meaning that the 7 is supposed to be inside the box not outside

Answer:

You need to change 7 and 12 in your division equation.

Like this

[tex]12\sqrt{7}[/tex]

Then once you do this then you should get an answer of .5833

Kacy is on her freshman basketball team. She makes 48% of her foul shots, leading her team to 14 wins in 17 games for the season.


If Kacy took 78 foul shots during the season, how many shots did she make?

Answers

Answer:

37 shots

Step-by-step explanation:

48% = 48/100

Set the ratios equal to each other so that we can find "x" the number of shots she made.

48/100 = x/78

78*48 = 3744

3744/100 = 37.44

She made 37 shots

HELP ME PLS!!

Which is true about the two triangles?

Answers

Answer:

A) congruent triangles

Step-by-step explanation:

When two triangles are congruent they will have exactly the same three sides and exactly the same three angles. The equal sides and angles may not be in the same position (if there is a turn or a flip), but they are there.

2)
write place value of 3 in 32,840​

Answers

Answer:

The 3 is in the ten thousands place.

3 is 30 thousand

2 is 2 thousand

8 is 8 hundred

4 is 4 tens

0 is 0 ones

Answer:

The 3 is in the hundred-thousands

Step-by-step explanation:

Kevin wants to buy his mom a $35 necklace. If the necklace is 40% off, how much will Kevin have to pay?

Answers

Answer:

21 dollars

Step-by-step explanation:

like my answer pls :)

Kevin will have to pay the amount of $21 for the necklace when the necklace is 40% off.

What is the percentage?

The percentage is defined as a ratio expressed as a fraction of 100.

Kevin wishes to purchase a $35 necklace for his mother. If the necklace is on sale for 40% off,

If the necklace is 40% off, Kevin will have to pay 60% of the original price, since 100 - 40 = 60.

To find out how much Kevin will have to pay, you can multiply the original price of the necklace by 60% and then divide the result by 100 to convert it to a dollar amount.

For example, if you multiply $35 by 60% and then divide by 100, you get:

($35 × 60%) / 100 = $21

Therefore, he will have to pay $21 for the necklace.

Learn more about the percentages here:

brainly.com/question/24159063

#SPJ2

Dionne Washington wants to sell natural fruit flavored water at her neighborhood block party. She wrote the amount of money she spent as a function of the number of bottle sold. Which set of numbers would be an appropriate domain for dionne’s function?

Answers

Answer:

…, −3.5, −2.5, −1.5, 0, 1.5, 2.5, 3.5, …

Step-by-step explanation:

0, 1, 2, 3, 4, …

…, −4, −3, −2, −1, 0

…, −3, −2, −1, 0, 1, 2, 3, …

…, −3.5, −2.5, −1.5, 0, 1.5, 2.5, 3.5, …

What is 7/5 into a mixed number?

Answers

Answer:

improper fraction: 7/5

mixed number: 1 2/5

Answer:

1 and 2/5 or 1 2/5

Step-by-step explanation:

7/5 is a mixed number

7 - 5 = 2

The mixed number for the fraction 7/5 is 1 and 2/5

I Hope That This Helps! :)

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