The chi-square test-statistic for this data is 5.600.
What is the chi-square test-statistic for the given data?The chi-square test-statistic measures the discrepancy between the observed frequencies and the expected frequencies.
It is calculated by summing the squared differences between the observed and expected frequencies, divided by the expected frequencies.
The formula for each category is (observed - expected)[tex]^2[/tex] / expected. By summing up these values for all categories, we obtain the chi-square test-statistic.
This test-statistic helps determine if there is a significant difference between the observed and expected frequencies, indicating whether the data supports the claim of equal likelihood for all categories.
A larger chi-square value indicates a greater deviation from the expected frequencies.
The chi-square test is used to assess the goodness of fit between observed and expected data, with higher values suggesting a poorer fit. The significance of the test-statistic is evaluated using a chi-square distribution and degrees of freedom, typically determined by the number of categories minus one.
Learn more about chi-square
brainly.com/question/32379532
#SPJ11
What is the main difference between 2D and 3D transform methods?
2D is "flat", using the horizontal and vertical (X and Y) dimensions, the image has only two dimensions and if turned to the side becomes a line. 3D adds the depth (Z) dimension. This third dimension allows for rotation and visualization from multiple perspectives.
2D transforms happen only on 2 or sometimes even 1 axis. For example if you are in a top orthographic view and rotate an object clockwise, you are usually only changing its rotation value in one axis (z axis in Blender, y in some other software).
In a perspective view, if you are able to use a gizmo to manipulate multiple axis you may be changing the rotation value on all three axes, this would be a 3D transformation.
You can shift an object on any of the three axis easily by grabbing the arrow and sliding the object, or you can move it to an entirely new set of coordinates, that's a 3D transformation.
To know more about Dimensions:
brainly.com/question/7582047
#SPJ4
Can you PLSS help me answer these question?
AND PLS GIVE A EASY + DETAILED STEP BY STEP ON HOW U GOT THE ANSWER BC IM SLOW LOL
Find the measure of angles 1 and 2.
Explain your reasoning as to how you determined the measurements of angles 1 and 2.
Answer:
135 degrees
Step-by-step explanation:
You use Alternate interior angles to get angle 2, then vertical angles to find angle 1
Red is alternate interior angles
Yellow is vertical angles
Step-by-step explanation:
when a line intersects 2 or more parallel lines, it must have the same intersection angles with each of the parallel lines. otherwise the lines are not parallel after all, because parallel lines imitate each other's properties and behaviors exactly except for the actual location.
so,
angle 1 = 135°
the intersection angles between 2 lines must be the same in each side of each line, they are just left-right mirrored.
so,
angle 2 = angle 1 = 135°
Ahmaud rented a truck for one day there was a base fee of $19.95 and there was an additional charge of $.84 for each mile driven he had to pay $228.27 when he returned the truck how many miles did he have to drive?
There are 248 miles he have to drive.
What is an expression?Mathematical expression is defined as the collection of the numbers variables and functions by using operations like addition, subtraction, multiplication, and division.
Given that;
Ahmadu rented a truck for one day there was a base fee of $19.95.
And, There was an additional charge of $.84 for each mile driven he had to pay $228.27 when he returned the truck.
Let number of miles he have to drive = x
So, We can formulate;
⇒ $19.95 + $0.84x = $228.27
⇒ 19.95 + 0.84x = 228.27
⇒ 0.84x = 228.27 - 19.95
⇒ 0.84x = 208.32
⇒ x = 208.32 / 0.84
⇒ x = 248 miles
Learn more about the mathematical expression visit:
brainly.com/question/1859113
#SPJ1
An account earned 5.4% interest compounded continuously. After 12 years the balance was
$1,433,785.18. What was the principal amount?
$762,775.54
O $748,999
$750,000
Answer:
To find the principal amount, you can use the formula for continuously compounded interest:
A = Pe^(rt)
where A is the final account balance, P is the initial principal (or starting) amount, r is the interest rate, and t is the time (in years) for which the interest is being calculated.
Substituting in the given values:
1,433,785.18 = P * e^(0.054 * 12)
To find P, we can divide both sides by e^(0.054 * 12)
P = 1,433,785.18 / e^(0.054 * 12)
what is the quotient of -2360 and the sum of (-12 and 8)?
Answer:
590
Step-by-step explanation:
2360_
_8+12
=2360_
_4
590
Function
1
11 i defined by the equation
y
=
−
7
3
x
−
1
y=−
3
7
x−1y, equal, minu, tart fraction, 7, divided by, 3, end fraction, x, minu, 1. Function
2
22 i defined by the following table. X
xx
y
yy
0
00
−
2
−2minu, 2
3
33
−
8
−8minu, 8
7
77
−
16
−16minu, 16
11
1111
−
24
−24minu, 24
Which function ha a more negative lope?
Chooe 1 anwer:
Chooe 1 anwer:
(Choice A)
A
Function
1
11
(Choice B)
B
Function
2
22
(Choice C)
C
The function have the ame lope. Stuck
The y-intercept of a function is the value of y = -9 when x = 0. Therefore, the functions have the same y-intercept.
How to find y-intercept?
A function's y-intercept is the value of y at x = 0. It is, in other words, the location of the graph's intersection with the y-axis.
the point on a line, curve, or surface where the y-axis touches that point.
Therefore,
Function 1:
r = 5 / 8 t - 9
r = 5 / 8 (0) - 9
r = -9
hence, the y-intercept is -9
Function 2:
when t = 0, r = -9
Hence, the value of y-intercept is -9
To learn more about y-intercept visit : brainly.com/question/29113022
#SPJ4
Answer:
Pretty sure its function 1
Step-by-step explanation:
) Select the inequality that the number line represents. Use x as the variable.
The number line represents an inequality. The inequality is x ≤ 1.
What is a number line?
A number line is a picture of a graduated straight line that serves as a visual representation of real numbers in primary mathematics. Every number line point is considered to correspond to a real number and every real number to a number line point.
If a number line contains a close circle, then the number includes in the inequality.
If a number line contains an open circle, then the number does not include in the inequality.
In the graph, there is a close circle on 1.
The line represents all real numbers less than 1.
Since there is a close circle on 1, thus 1 include in the inequality.
The given variable is x.
The graph represents all real numbers less than or equal to 1.
The inequality is x ≤ 1.
To learn more about inequality, click on the below link:
https://brainly.com/question/16880281
#SPJ1
Jack wants to buy a coat that costs $74.95. The sales tax rate in his city is 612%
. What is the total cost for the coat? Round to the nearest cent.
Answer:
The total amount that will be paid for the coat would be; $79.95 to the nearest cent.
Step-by-step explanation:
What is income tax?
Income tax is a tax applied on individuals or entities concerning income or profit earned by them.
Given that Jack wants to buy a coat that costs $74.95. The sales tax rate in his city is 6 and 1/2 percent.
Thus, the total cost for the coat can be calculated as;
The amount that will be paid for the coat will be;
= Amount of shirt + Tax
= $74.95 + (6.5% × $74.95)
= $74.95 + (6.5/100 × $74.95)
= $74.95 + $4.80
= $79.95
The total amount that will be paid for the coat would be; $79.95 to the nearest cent.
For more information, refer to this link: brainly.com/question/28973590
The total cost for the coat is $79.55
The total cost of the coat is the sum of the cost of the coat and the sales tax. To find the sales tax, Jack needs to multiply the cost of the coat by the sales tax rate as a decimal.
$74.95 x 0.0612 = $4.60452
To find the total cost, he would add this amount to the cost of the coat:
$74.95 + $4.60452 = $79.55452
Rounding to the nearest cent , the total cost of the coat is $79.55. It means Jack has to pay $79.55 including the sales tax, which is $4.60452 on the original price of $74.95 for the coat.
The total cost of the coat is $79.55.
To learn more about Tax ,
https://brainly.com/question/29442509
An ice chest contains 8 cans of apple juice, 6 cans of grape juice, 7 cans of orange juice, and 6 cans of mango juice. Suppose that you reach into the container and randomly select three cans in succession. Find the probability of selecting three cans of apple juice.
The probability of selecting three cans of apple juice is 0.01915
What is the probability?Probability determines the odds that a random event would happen. The probability the event occurs is 1 and the probability that the event does not occur is 0.
The probability of selecting three cans of apple juice = (number of apple cans / total number of cans) x {(number of apple cans / total number of cans) -1 }x {(number of apple cans / total number of cans) -1}]
total number of cans = 8 + 6 + 7 + 6 = 27
The probability of selecting three cans of apple juice = (8/27 x 7/26 x 6/25 = 0.01915
To learn more about probability, please check: https://brainly.com/question/13234031
#SPJ1
0.6x-12.3=7.4-1.9x find x
Answer:
Solution for 0.6x-12.3=7.4-1.9x equation: Simplifying
0.6x + -12.3 = 7.4 + -1.9x
Reorder the terms:
-12.3 + 0.6x = 7.4 + -1.9x
Solving
-12.3 + 0.6x = 7.4 + -1.9x
Solving for variable 'x'.
Move all terms containing x to the left, all other terms to the right.
Add '1.9x' to each side of the equation.
-12.3 + 0.6x + 1.9x = 7.4 + -1.9x + 1.9x
Combine like terms: 0.6x + 1.9x = 2.5x
-12.3 + 2.5x = 7.4 + -1.9x + 1.9x
Combine like terms: -1.9x + 1.9x = 0.0
-12.3 + 2.5x = 7.4 + 0.0
-12.3 + 2.5x = 7.4
Add '12.3' to each side of the equation.
-12.3 + 12.3 + 2.5x = 7.4 + 12.3
Combine like terms: -12.3 + 12.3 = 0.0
0.0 + 2.5x = 7.4 + 12.3
2.5x = 7.4 + 12.3
Combine like terms: 7.4 + 12.3 = 19.7
2.5x = 19.7
Divide each side by '2.5'.
x = 7.88
Simplifying
x = 7.88
Step-by-step explanation:
pls mark as brainliest
Answer:
x = 7.88
Step-by-step explanation:
0.6x -12.3 = 7.4 -1.9x
2.5x -12.3 = 7.4
2.5x = 19.7
x = 7.88
The function a(n)= 2n-5 represents the value of the nth term in a sequence. What is the sum of the 2nd and 3rd terms of the sequence?
The sum of the second and third terms of the arithmetic progression is equal to 0.
How to analyze arithmetic progressionsArithmetic progressions are sets whose terms are generated by expressions of the form:
y = a + r · (n - 1)
y = r · n + (a - r)
Where:
a - Value of the first term.r - Common raten - Index of the n-th term of the progression.
The sum of the second and third elements is:
n = 2
y = 2 · 2 - 5
y = - 1
n = 3
y = 2 · 3 - 5
y = 1
S = - 1 + 1
S = 0
To learn more on arithmetic progression: https://brainly.com/question/29616017
#SPJ1
The probability for event a is 0. 3, the probability for event b is 0. 6, and the probability of events a or b is 0. 8.
The events are not mutually exclusive because P(A or B) ≠ P(A) + P(B). The probability of either event happening is not equal to the sum of each event happening.
What are mutually exclusive events?Mutually exclusive events are events that cannot happen at the same time. For example, when you are tossing a coin, you cannot get head and tail at the same time. They are mutually exclusive, also called disjoint events, where P(A and B) = 0.
In mutually exclusive events, it also states that the probability of either event happening is the sum of probabilities of each event happening. It means that P(A or B) = P(A) + P(B).
Your question is incomplete and here is the complete question.
The probability for event A is 0.3, the probability for event B is 0.6, and the probability of events A or B is 0.8. Why are the events not mutually exclusive?
From the information, we have:
P(A) = 0.3P(B) = 0.6P(A or B) = 0.8Let's check if the events are mutually exclusive!
P(A or B) = P(A) + P(B)
P(A or B) = 0.3 + 0.6
P(A or B) = 0.9
0.8 ≠ 0.9
P(A or B) ≠ P(A) + P(B)
The probability of A or B is not equal to the sum of the individual probabilities. It proves that A and B are not mutually exclusive.
Hence, A and B are not mutually exclusive because the probability of A or B is not equal to the sum of the individual probabilities.
Learn more about mutually exclusive events here:
brainly.com/question/12947901
#SPJ4
Use the graph below to fill in the blank with the correct number:
f(0) = _______
The function's value at x = 0, y = 4 Or f(0) = 4.
What is a function?A function can be defined as the outputs for a given set of inputs.
The inputs of a function are known as the independent variable and the outputs of a function are known as the dependent variable.
The x-coordinate represents the input and the y-coordinate represents the output.
From the given points in the graph, we can conclude that when x = 0, y = 4.
Therefore, The value of the function f(0) = 4.
learn more about functions here :
https://brainly.com/question/12431044
#SPJ2
Nine students were asked how many miles they live from school. Their answers are listed below.1,1,6,5,1,5,1,1,8
The mode of the data is 1. The range of the data is 7.
What is the mean of a data set?
A data set is a grouping of data. A data set refers to one or more database tables in the case of tabular data, where each column of a table represents a specific variable and each row corresponds to a specific record of the data set in question.
Given data set is 1,1,6,5,1,5,1,1,8.
The element of a set whose frequency is highest is known the mode of the data set.
The frequency of 1 is 5.
The frequency of 5 is 2.
The frequency of 6 is 1.
The frequency of 8 is 1.
The mode of the data is 1.
The difference of the highest value and lowest value of the data set is the range of the data.
The highest value is 8 and the lowest value is 1. The difference between them is 8 - 1 = 7.
The range of the data is 7.
To learn more about frequency, click on the below link:
https://brainly.com/question/29114400
#SPJ1
The range of the given data is 7 and the mode is 1.
What is mode?In statistics, modes are values that occur repeatedly in a particular set. Values or numbers in a data set that occur frequently or more frequently are sometimes called modal or modal values. This is one of three measures of central tendency, along with mean and median. A mode is the value that occurs most frequently in a set of data values. If X is a discrete random variable, the mode is the value x at which the probability mass function takes the maximum value. That is, the values that are most likely to be sampled. The most common number, the number that occurs most frequently. example: The mode of {4 , 2, 4, 3, 2, 2} is 2. This is because it happens 3 times. This happens more often than any other number.To learn more about mode from the given link:
https://brainly.com/question/12789483?referrer=searchResults
#SPJ1
Explanation:
Range = The highest value - the lowest value
Mode = the value that appeared the most.
Question:
Nine students were asked how many miles they live from school. Their answers are listed below.
1,1,6,5,1,5,1,1,8
Find the range and the mode for the data.
Use a trigonometric ratio to solve for z. Round to two decimal places as necessary!!
HELP, and can someone explain how to get the answer?
According to the response to the question, the trigonometric ratios will be tan Y = 8/15, tan X = 15/8, and sin Y = 8/17.
What Are Trigonometric Ratios?Trigonometric functions, which are real functions, are used in mathematics to connect the angle of a right - angled triangle to the proportion of the lengths of its two sides. They are widely utilized in a variety of fields connected to geometry, including celestial mechanics, solid mechanics, and geodesy. Trigonometric ratios are all trigonometric values based on the values of the right triangle's aspect ratio. The trigonometric ratio of the opposite sides of a right triangle reduced by any extreme angle is one.
Here,
Because X is actually 8/17,
the right response to this question is not X.
TanX = 15/8 = Opp
Sin x = 8/17 is accurate.
Incorrect cos Y = 8/17.
tan X = 8/15 is a valid assertion.
Sin x = 15/8
Cos Y = 8/17
According to the response to the question, the trigonometry proportions will be tan Y = 8/15, tan X = 15/8, and sin Y = 8/17.
To know more about trigonometric ratios visit:
brainly.com/question/1201366
#SPJ1
Solve the following:-
[tex]\sf 2 +a =7[/tex]
Answer:
[tex] \sf \: a = 5[/tex]
Step-by-step explanation:
Now we have to,
→ find the required value of a.
The equation is,
→ 2 + a = 7
Then the value of a will be,
→ 2 + a = 7
→ a + 2 = 7
→ a = 7 - 2
→ [ a = 5 ]
Hence, the value of a is 5.
Himari invet 200000 yen for 3 year in a aving account paying compound interet. The rate of interet i 1. 8% for the firt year and x% for each of the econd year and the
third year. The value of the invetment at the end of the third year i 209754 yen. Work out the value of x
Give your anwer correct to one decimal place
The interest rate for the second and third years is 0.9%.
The interest rate for the second and third years is 0.9%.
We can use the formula for compound interest to find the value of x:
A = P(1 + r/n)^(nt)
Where:
A is the final amount (209754 yen)
P is the initial amount (200000 yen)
r is the interest rate (x% for the second and third years)
n is the number of times the interest is compounded per year (let's assume it is compounded annually)
t is the number of years the money is invested (3 years)
We know that the interest rate for the first year is 1.8%.
So we can calculate the final amount after the first year using:
A = P(1 + 1.8/100)^1
A = P(1.018)
A = 200000*(1.018) = 203600
So, the total amount after the first year is 203600 yen.
Now let's find the remaining interest rate for the second and third years:
A = P(1 + r/100)^(2)
203600 = 200000(1 + r/100)^2
We can now solve for the value of x by isolating r/100
r/100 = (203600/200000)^(1/2) - 1
x = (r/100)*100
x = (203600/200000)^(1/2) - 1*100
x = 0.9%
x is 0.9%
Hence, the interest rate for the second and third years is 0.9%.
To learn more about the interest rates, refer to the link:brainly.com/question/13324776
#SPJ4
I need to find the rise over run
Calculate the rise between the two points and divide it by the difference in the horizontal direction to arrive at the answer (run).
How do you find the rise over run?An indication of how steep a line is is its slope. When calculating slope mathematically, "rise over run" is used (change in y divided by change in x). Calculate the rise over the run ratio of a line going through the points (-7,3) and (4, 2). With this in mind, the rise over run ratio of the line joining the two points is -1/11. Decide on the coordinates of two spots along the line.
Find the location of these two points' respective y-coordinate differences (rise). The difference between these two places' x-coordinates should be known (run). In order to calculate the difference in y-coordinates (rise/run or slope), divide it by the difference in x-coordinates. Rise is the quantity you gain or lose when moving from one location to another. That would result in a modification of the y values on the graph.
To learn more about rise over run refer to :
https://brainly.com/question/28520996
#SPJ1
The ratio of boys to girls in a classroom is 3:5. If there are 80 students in a class, how many of them are girls
The classroom has 50 girls. The solution was achieved by adding the ratio values (3+5) to get the total parts, dividing the total students by this value to find the value of each part, and then multiplying this by the number of parts for girls.
Explanation:The subject of this question is a problem in Mathematics that deals with ratios and proportions. Specifically, the ratio of boys to girls in a classroom of students. The ratio given is 3:5, which means for every 3 boys, there are 5 girls. In a classroom with 80 students, we first need to calculate the total parts of this ratio by adding 3 (boys) and 5 (girls), which gives us a total of 8 parts. Having done that, we can now determine the value of a single part by dividing the total number of students (80) by the total parts (8). This gives us 10 students per part. To find out the number of girls, we multiply the number of parts for girls (5) by the number of students per part we computed (10), which equals 50. Therefore, in this classroom, there are 50 girls.
Learn more about Ratio here:https://brainly.com/question/32531170
#SPJ2
What is the area of a triangle whose sides are 7 cm 24 cm and 25 cm?
Answer:
What is a area of a triangle ?Greek mathematician Heron of Alexandria was the first to determine the area of a triangle with three sides. Instead of using the triangle's side lengths, he provided a method that could compute a triangle's area without the need to measure any angles or other distances.
Let ABC be a triangle with lengths AB = c, BC = a, and CA = b for each of its three sides.
Triangle ABC's semi-perimeter is equal to s = (a + b + c)/2.
When the lengths of a triangle's three sides are known, the area of the triangle may be calculated using Heron's formula. To use this method, we must first determine the triangle's perimeter, which is the total distance around the triangle and is determined by summing the lengths of its three sides. There are two crucial phases in Heron's formula.
Add up the lengths of the triangle's three sides and divide the sum by two to determine its semi perimeter (half perimeter). In the primary formula known as "Heron's Formula," enter the triangle's semi-perimeter value.The semi perimeter of the triangle = 7 + 25 + 24 = 28 cm
By using Heron's formula
area = [tex]\sqrt{28(28-25)(28-24)(28-7)} = 84 \ cm \x^{2}[/tex]
To learn more about triangle refer to :
https://brainly.com/question/17157571
#SPJ4
The semi perimeter of the triangle = 7 + 25 + 24 = 28 cm
By using Heron's formula
area = [tex]\sqrt{28(28-25)(26-24)(28-7)}= 84\ cm^2[/tex]
What is a area of a triangle ?Greek mathematician Heron of Alexandria was the first to determine the area of a triangle with three sides. Instead of using the triangle's side lengths, he provided a method that could compute a triangle's area without the need to measure any angles or other distances.
Let ABC be a triangle with lengths AB = c, BC = a, and CA = b for each of its three sides.
Triangle ABC's semi-perimeter is equal to s = (a + b + c)/2.
When the lengths of a triangle's three sides are known, the area of the triangle may be calculated using Heron's formula. To use this method, we must first determine the triangle's perimeter, which is the total distance around the triangle and is determined by summing the lengths of its three sides. There are two crucial phases in Heron's formula.
Add up the lengths of the triangle's three sides and divide the sum by two to determine its semi perimeter (half perimeter).
In the primary formula known as "Heron's Formula," enter the triangle's semi-perimeter value.
The semi perimeter of the triangle = 7 + 25 + 24 = 28 cm
By using Heron's formula
area = [tex]\sqrt{28(28-25)(26-24)(28-7)}= 84\ cm^2[/tex]
To learn more about triangle refer to :
brainly.com/question/17157571
#SPJ4
Condsider the inequality 13 < X
Determine whether each value of x makes
the inequality true.
Yes No
-6
7
14
-21
Answer:
1. No
2. No
3. Yes
4. No
Step-by-step explanation:
1. Because -6 is not higher than 13
2. 7 is not higher than 13
3. 14 is higher than 13
4. -21 is not higher than 13 it is a negative number
How do you graph and write function rules from piecewise defined functions?
A piecewise defined function is a function that is defined by different rules for different parts of its domain.
To graph a piecewise defined function, we must first identify the different pieces of the domain and the corresponding function rules for each piece.
(1) Identify the different pieces of the domain: Each piece of the domain is defined by an inequality or an equation that separates it from the other pieces.
(2) Write the function rule for each piece: For each piece of the domain, write the equation that defines the function.
(3) Graph the function: For each piece of the domain, graph the corresponding equation by plotting points and connecting them with a line. Be sure to use different colors or styles for the different pieces of the graph to make it clear where each piece starts and ends.
(4) Label the different parts of the graph: Label each part of the graph with the corresponding inequality or equation that defines it.
Read more about Piecewise Defined Function:
https://brainly.com/question/12561612
#SPJ4
A flooring tile ha the hape of a parallelogram whoe bae i 24 cm and the correponding height i 10 cm. How many uch tile are required to cover a floor of area 1080cm q
As per the area of parallelogram, the number of required tile is approximately 5.
The term area of parallelogram is calculated by using the general formula, that can be written as
A = b x h
where b refers the base and h refers the height of parallelogram.
Here we have given that a flooring tile has the shape of a parallelogram whole base is 24 cm and the corresponding height is 10 cm.
Then the area of the parallelogram is calculated as,
=> A = 24 x 10
Then the resulting value is
=> A = 240.
Here we have given that the total given area of the floor is 1080 sq.cm.
Then the required number of tiles is calculated by dividing the terms, then we get,
=> 1080/240
=> 4.5
Therefore, approximately 5 tiles are required.
To know more about area here.
https://brainly.com/question/14994710
#SPJ4
Find a sum of -3x and 8x
Answer: 5x
Step-by-step explanation:
If -3x is a negative and 8x is a positive, its the same as subtracting 3x from 8x, which equals 5x.
Answer:
[tex]5x[/tex]
Step-by-step explanation:
Using the distributive property which states that [tex]A(B+C) = AB + AC[/tex], the equation [tex]-3x + 8x[/tex] can be rewritten as [tex]x(-3+8)[/tex]. From here, we can evaluate the expression inside of the parentheses: [tex]-3 + 8 = 5[/tex], and then we can plug the simplified value inside of the parentheses back into the original expression: [tex]x(5)[/tex]. This can be rewritten as [tex]5x[/tex].
This process is known as combining like terms.
Here are the above steps listed out rather than in paragraph form:
[tex]-3x + 8x[/tex]
↓ undistribute [tex]x[/tex]
[tex]x(-3 + 8)[/tex]
↓ evaluate the value inside the parentheses
[tex]-3 + 8 = 8 - 3 = 5[/tex]
↓ plug that value back into the expression
[tex]x(5)[/tex]
↓ rewrite with the constant before the variable
[tex]5x[/tex]
What is a line of latitude Class 6 short answer?
latitude are lines from east to west
when we looks at the line from equator it appears that the line are from east to west or either way round and longitude are the lines which are from north to south
we are defining another concept of equator above equator is northern hemisphere and lower part is southern hemisphere
which are filled by water most of the parts of Earth but in the northern part on the top polar caps are available because of the cold whether of northern hemisphere of the Earth
this is a simple definition but if we go into deeply there is another concept emerges of degrees or location and time management
learn more about of latitude here
https://brainly.com/question/28606059
#SPJ4
What does an r value of 0.4 mean?
Very weak - or no association. -0.2 to – 0.4. Weak - association. -0.4 to -0.6. Moderate - association.
What Is a Correlation Coefficient?
A variable's movement in relation to another is described by the correlation coefficient. A score of 1 indicates a perfect positive correlation, with a positive correlation being one where both variables move in the same direction.
While 0 indicates there is no linear correlation, a number of -1 indicates a complete negative correlation.
What statistical purposes does the correlation coefficient serve?
In conclusion, correlation coefficients are used to evaluate the strength and direction of linear correlations between two sets of variables. When both variables have a normal distribution, use Pearson's correlation coefficient; otherwise, use Spearman's correlation coefficient.
Learn more about correlation coefficient
brainly.com/question/15577278
#SPJ4
What are the 7 types of functions?
The eight categories are power, quadratic, rational, exponential, logarithmic, sinusoidal, polynomial, and linear.
what is functions ?The subject of mathematics includes quantities and their variations, equations and related structures, forms and their locations, and places where they can be found. The term "function" refers to the relationship between a set of inputs, each of which has an associated output. A relationship between inputs and outputs in which each input leads to a single, distinct result is known as a function. Usually, f is used to denote functions (x). input is an x. There are four main types of functions accessible. based on the following factors: on functions, one-to-one functions, many-to-one functions, within functions, and on functions.
given
The eight categories are power, quadratic, rational, exponential, logarithmic, sinusoidal, polynomial, and linear.
Functions can be roughly categorized into four sorts. Based on the element, the following relationships are possible: One to One Function, Many to One Function, Onto Function, One to One and Into Function. Based on the following domains: logarithmic functions, trigonometric functions, and algebraic functions.
To know more about function visit:
https://brainly.com/question/28193995
#SPJ4
6÷3+9
2
−4=6, divided by, 3, plus, 9, squared, minus, 4, equals
Answer:
6÷3=2+9=11
11square == 22 22-4
18
the answer is 18
Make a list of all the patterns you notice in the number arrangement above. If we were to continue this number arrangement, what would be the middle number on the 50th row? What about the nth row?
middle element of 50th row is 2451
middle element of [tex]n^{th}[/tex] row is [tex]\frac{n^{2}+(n-1)^{2} +1 }{2}[/tex]
1st row → 1 ⇒ [tex]1^{2}[/tex]
2nd row → 2 3 4 ⇒[tex]2^{2}[/tex]
3rd row → 5 6 7 8 9 ⇒[tex]3^{2}[/tex]
4th row → 10 11 12 13 14 15 16 ⇒[tex]4^{2}[/tex]
5th row → 17 18 19 20 21 22 23 24 25 ⇒[tex]5^{2}[/tex]
6th row → 26 27 28 29 30 31 32 33 34 35 36 ⇒[tex]6^{2}[/tex]
from the above pattern we get,last element of " [tex]n^{th}[/tex]-row " is nothing but [tex]n^{2}[/tex]
now,middle element of 2nd row =3 ⇒ [tex]\frac{2^{2} +1^{2} +1}{2}[/tex]
middle element of 3rd row =7 ⇒ [tex]\frac{3^{2} +2^{2}+1 }{2}[/tex]
middle element of 4th row = 13 ⇒[tex]\frac{4^{2} +3^{2} +1}{2}[/tex]
middle element of 5th row = 21 ⇒ [tex]\frac{5^{2} +4^{2} +1}{2}[/tex]
middle element of 6th row = 31 ⇒[tex]\frac{6^{2} +5^{2}+1 }{2}[/tex]
.
.
.
middle element of 50th row = [tex]\frac{50^{2} +49^{2} +1}{2}[/tex] = 2451
middle element of [tex]n^{th}[/tex] row = [tex]\frac{n^{2}+(n-1)^{2} +1 }{2}[/tex]
For such more questions on Pattern sums:
brainly.com/question/20382503
#SPJ4
Question:
1
2 3 4
5 6 7 8 9
10 11 12 13 14 15 16
17 18 19 20 21 22 23 24 25
26 27 28 29 30 31 32 33 34 35 36
Make a list of all the patterns you notice in the number arrangement above. If we were to continue this number arrangement, what would be the middle number on the 50th row? What about the nth row?