6. A college is trying to determine if there is a significant difference in the mean GMAT score of students from different undergraduate backgrounds who apply to the MBA program. The Excel file GMAT Scores contains data from a sample of students. What conclusion can be reached using ANOVA

Answers

Answer 1

Answer:

All mean of GMAT scores might not be equal.

Reject null hypothesis.

Step-by-step explanation:

ANOVA is a statistical technique which analyzes and estimates different procedures to find variance among them. For the given GMAT scores the null hypothesis is considered as all means of GMAT scores are equal and the alternative hypothesis is all mean of GMAT score is not equal. Using excel the ANOVA technique is used to reach the conclusion.


Related Questions

A farm stand sells oranges in 3-lb bags for $3.75. What equation represents the cost, c, for p pounds of oranges? Think: how much will 1-lb of oranges cost?
A c = 1.25p B p = 1.25c
C c = 3.75p D p = 3.75c

Answers

Answer:

A

Step-by-step explanation:

It’s not B, because it’s saying each pound is 1.25 multiplied by the cost. We are looking for the cost, not the amount of pounds.

it isn’t C, because the oranges are sold in 3 pound bags, and the equation is comparing the cost of a 3 pound bag to 1 pound of oranges.

And it isn’t D, because D does the same thing as B, but with The cost of a 3 pound bag.

An equation is formed of two equal expressions. The correct option is A, c=1.25p.

What is an equation?

An equation is formed when two equal expressions are equated together with the help of an equal sign '='.

Given that the farm stand sells oranges in 3-lb bags for $3.75. Therefore, the cost of the oranges for a pound is,

Cost of a pound of oranges = $3.75 / 3

                                              = $1.25

Now, if the cost,c for p pounds of oranges is,

Cost, c = Cost of a pound of oranges × Number of pounds

            = $1.25 × p

      c = 1.25p

Hence, the correct option is A, c=1.25p.

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Rewrite equation in slope-intercept form and identify its slope.
4x - 2y =5

Answers

Answer:

y=2x-5/2

Step-by-step explanation:

1. Which operation should be performed first to simplify the expression below?
(19 - 2 times 8 divided by 4 + 6)

Answers

Question:

Which operation should be performed first to simplify the expression below?19-2×8÷4+6

Answer:

I'm pretty sure you multiply first because PEMDAS  (Parenthesis, Exponent, Multiplication, Division, Addition, Subtraction) says you go left to right and do multiplication or division first, so I would say it'd be multiplication.

0.01 is 1/10 of what?

Answers

Answer:

0.1

Step-by-step explanation:

multiply 0.01 by 10 and then you get the answer

The number is 0.1.

what is fraction?

A fraction is a part of a whole. In arithmetic, the number is expressed as a quotient, in which the numerator is divided by the denominator.

given:

0.01 is 1/10

let the number be x

x of 1/10 = 0.01

x* 1/10= 0.01

x= 0.01*10

x=0.1

Hence, the number is 0.1

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Find the slope and the y-intercept of the line.
y=8x-9

Help please

Answers

Answer:

slope=8

y intercept=-9

Step-by-step explanation:

the equation is in the form y=mx+b

where m is the slope and b is the y intercept.

Find the value of f(2).
y = f(x)
10
8
6
4
-10
-8
-6
-4
-2
2
4
6
8
10
-2
4
-6
-8
-10

Answers

Answer:

the answer is d

Step-by-step explanation:

no explanation i did it before lol

A train goes at a constant speed. If it covers 150 miles in 2 1/2 hours. What distance will he cover in 3 hours?

Answers

Answer:

180 Miles?

Step-by-step explanation:

First divide 150 by 2 1/2 (or 2.5)

You'll end up with 60

Then times it by the amount of hours (3)

60 x 3 = 180

I believe this is the answer; if I am wrong, deepest apologies.

Graph -9.2 + 5y = 45.

Answers

X intercept: (-4,0)
Y intercept : (0, 4/3)

A line contains the points 6,23 and 12, 39 what is the slope of this line

Answers

8/3

You use the slope formula

Y2-Y1
———
X2-X1


Plug in our numbers

39-23 16 8
——— = — = —
12-6 6 3

We simply slice then simplify to get our answer which is

8

3

I’ll mark you as brainliest if correct!

Answers

Answer:

1.

Step-by-step explanation:

Plug -2 in for x for both functions.

[tex]2(-2)^{2} + 4 = 12\\-4(-2) + 3 = 11\\[/tex]

Now, subtract the two functions (f-g) (aka (f(x) - g(x))

12 - 11 = 1

The answer is 1.

Which function is graphed?
y=3 cot(x) + 2
y = 3 cot(x+3)
y = 3 tan(x)+2
y = 3 tan(x+2)

Answers

Answer:

y = 3 tan(x)+2

Step-by-step explanation:

The function y = 3 tan(x)+2 is shown in the provided graph option 3th is correct.

What is trigonometry?

Trigonometry is a branch of mathematics that deals with the relationship between sides and angles of a right-angle triangle.

The missing figure is in the picture refer to the picture.

As we have a trigonometric function.

In the picture, the graph of a tanx is shown but 2 units up.

Thus, the function y = tan(x) + 2 is shown in the provided graph option 3rd is correct.

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2/3 of a pizza was left over. A group of friends divided
the leftover pizza into pieces each equal to of the
original pizza. After each friend took one piece, of
the original pizza remained. How many friends were
in the group?

Answers

Answer:

4 friends were I'm the

Step-by-step explanation:

i think

Please help! Don't comment if you don't know it. Please.

Answers

Answer:

So what are you trying to figure out bc I may be able to help

Ashley has $20 to play games at the arcade. If each game cost .50 cents how many games can she play?

Answers

Answer: 40 games

Step-by-step explanation: 20/0.5=40

-4x+7=2y-3 ordered pair

Answers

Answer:

its 2112121211111111111111111111111111111111111111

Step-by-step explanation:

1r

Help
8th grade math
And I’m Loki dum

Answers

Answer:

(0,5) or 5

Step-by-step explanation:

the y intercept is the point where the line crosses the y-axis. given this info, its given that the y intercept would be 5, or (0,5) in coordinates ^_^

Answer:

0,5

Step-by-step explanation:

So this is actually simpler than it looks. All you have to do is see what point starts out with the x coordinate at zero. The center of the graph is 0,0, so the y intercept is 0,5 because that is the first graph of y.  The order is 0,5 1,6 2,7 so on and so on. Hope my explanation made sense. There is a reason why I'm not a teacher. Lol.

What is 127x 958/ 3 x 35+67-9+12/2 (-25)=

Answers

Answer:

The answer to that is 1419344.66667

Step-by-step explanation:

Philip is allowed to watch 2 hours of television each day Monday through Thursday and 4 hours of television each day Friday through Sunday. Which of the following equations can be used to calculate the number of hours of television Philip is allowed to watch in x weeks?

Answers

Answer:

x(4 × 2) + x(3 × 4)

Step-by-step explanation:

The question says "which of the following equations" which infers you have already been given options. However, none were provided in the question so my answer may be slightly different than the given options as there's several ways to solve this problem.

Monday through Thursday = 4 days × 2 hours per day

Friday through Sunday = 3 days × 4 hours per day

To find the total for one week, add the two expressions together:

(4 × 2) + (3 × 4)

The question states for "x weeks" so:

x(4 × 2) + x(3 × 4)

This is one way the equation can be written

Another way is:

x[(4 × 2) + (3 × 4)]

If neither of these are answers for your mutliple choice question, then please provide the options and I will let you know which is correct

Help! Best Answer = Braniest

Answers

Answer:

x=20, Angles are 70° and 110°

Step-by-step explanation:

Angles are supplementary, so their sum is 180°

5x-30+x+90 = 180

6x+60 = 180

6x = 180-60

6x = 120

x = 20

5x-30 = 5*20 - 30 = 100 -30 = 70°

x+90 = 20 + 90 = 110°

Complete the steps to find the value of X
PLZ HELP LOTS OF POINTS!!

Answers

Step-by-step explanation:

72° + (7x + 24) = 180

7x + (72 + 24) = 180

7x = 180 - 96

7x = 84 divide both sides by 7

x = 12

Let A, B, and C be any sets. Show that A × (B – C) = (A × B) – (A × C).
Can you help justify the proof

Answers

AB-AC=AB-AC

1. Factor the first problem into AB-AC
2. Multiply and add the second problem and you will get AB-AC
3. AB-AC is equal to AB-AC

If × denotes the Cartesian product, and if aA and bB, then (a, b) ∈ A × B.

First prove that A × (B - C) ⊆ (A × B) - (A × C):

Let aA and bB - C.

By definition of the product, (a, b) ∈ A × B.

By definition of complement, bB and bC.

So (a, b) ∈ A × B and (a, b) ∉ A × C.

By definition of complement, (a, b) ∈ (A × B) - (A × C).

Therefore, A × (B - C) ⊆ (A × B) - (A × C).

Prove the other direction, that (A × B) - (A × C) ⊆ A × (B - C):

Let (a, b) ∈ (A × B) - (A × C).

By definition complement, (a, b) ∈ (A × B) and (a, b) ∉ (A × C).

By definition of the product, aA, bB, and bC.

By definition of complement, b B - C.

By definition of the product, (a, b) ∈ A × (B - C).

Therefore, (A × B) - (A × C) ⊆ A × (B - C).

Hence the two sets are equal. QED

186 subtracted from t

Answers

Answer: t-186

Step-by-step explanation:

Answer:

t - 186

Step-by-step explanation:

There's really no math involved in this one. Since t is a variable, all you have to do is write out the answer as t - 186.

Given m||n, find the value of x.
1580
70

Answers

Answer:

x=22

Step-by-step explanation:

180-158=22

22 good luckkkk!!!!

Need Help. ( Look at the picture). Will Mark Brainliest. Graph the step function over the interval. [ Please Show me on paper].​

Answers

Answer:

x = -3

Step-by-step explanation:

f(x)= x + 3

0 = x + 3

-x = 3

x = -3

What is the area of a triangle with vertices at (-3,3), (2, 3), and (4,7)?
5 square units
10 square units
20 square units
40 square units

Answers

Answer:

Choice B

Step-by-step explanation:

The area of the triangle is 10 square units, the correct option is B.

What is a Triangle?

A triangle is a polygon with three sides, angles, and vertices.

The triangle is classified into various types on the basis of the angle and on the basis of equality of the length of the sides.

The vertices of the triangle are at:

(-3,3), (2, 3), and (4,7).

The area of the triangle has to be determined.

The length of the sides will be calculated using the distance formula.

side 1 = [tex]\rm \sqrt { (3-3)^2 + ( 2 +3)^2}[/tex] = 5 units

side 2 = 2√5 units

side 3 = √65 units

The height of the triangle is determined by calculating the distance from (4, 7) to (4, 3).

The height of the triangle = 4 units

The area of a triangle is given by,

A = (1/2) * base * height

A = (1/2) * 5 * 4

A = 10 square units

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3x + 8 = -1/2(2x + 4)

Answers

your answer would be X = -5/2

HELP!!! GIVING BRAINLEST

Answers

Answer:

It’s to blurry for me ☹️

Step-by-step explanation:

I need my glasses

Camila’s box holds 363 balls. Each layer has 33 balls. How many layers does the box have?

Answers

Answer:

The box has 11 layers

Step-by-step explanation:

Since there are 363 balls and each layer has 33 balls, we have to divide 363 by 33.

363÷33= 11

So, there will be 11 layers in the box.

Hope this helps!

can somone help me please

Answers

Answer:

x=11.75

Step-by-step explanation:

What is the value of x? X- 1/6 = 8

Answers

Answer:

wouldn't it just be 8 and 1/6?

Step-by-step explanation:

because 8 1/6 - 1/6 would be 8

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