You are testing the claim that the mean GPA of night students is different from the mean GPA of day students. A sample of 27 night students and 26 day students and their GPA's are recorded below. Test the claim using a 5% level of significance. Assume the population variances are unequal and that GPAs are normally distributed. Give answers to 4 decimal places. GPA-Night 3.62 3.35 3.19 3.05 3.64 2.97 2.86 3.84 3.05 3.08 3.09 3.43 3.42 3.11 3.11 2.84 3.2 3.5 3.62 2.97 3.49 3.98 3.53 3.3 3.11 3.54 3.43 Test Statistic= GPA-Day 2.46 2.48 3.04 3 2.56 What are the correct hypotheses? Note this may view better in full screen mode. Select the correct symbols n the order they appear in the problem. Ho: Select an answer ✓ ? Select an answer ✓ H₁: Select an answer ✓ ? ✓ Based on the hypotheses, find the following: D-value= 3.25 2.84 2.39 3.1 3.34 3.15 3.39 2.99 2.8 2.52 3.29 3.44 2.72 3.64 2.85 3.06 3.2 3.37 3.18 3.44 3.17 Select an answer ✓ The correct decision is to Select an answer The correct summary would be: Select an answer night students is different from the mean GPA of day students. ✓that the mean GPA of
You are testing the claim that the mean GPA of night students is different from the mean GPA of day students. A sample of 27 night students and 26 day students and their GPA's are recorded below. Test the claim using a 5% level of significance. Assume the population variances are unequal and that GPAs are normally distributed. Give answers to 4 decimal places. GPA-Night 3.62 3.35 3.19 3.05 3.64 2.97 2.86 3.84 3.05 3.08 3.09 3.43 3.42 3.11 3.11 2.84 3.2 3.5 3.62 2.97 3.49 3.98 3.53 3.3 3.11 3.54 3.43 Test Statistic= GPA-Day 2.46 2.48 3.04 3 2.56 What are the correct hypotheses? Note this may view better in full screen mode. Select the correct symbols n the order they appear in the problem. Ho: Select an answer ✓ ? Select an answer ✓ H₁: Select an answer ✓ ? ✓ Based on the hypotheses, find the following: D-value= 3.25 2.84 2.39 3.1 3.34 3.15 3.39 2.99 2.8 2.52 3.29 3.44 2.72 3.64 2.85 3.06 3.2 3.37 3.18 3.44 3.17 Select an answer ✓ The correct decision is to Select an answer The correct summary would be: Select an answer night students is different from the mean GPA of day students. ✓that the mean GPA of
MATLAB: An Introduction with Applications
6th Edition
ISBN:9781119256830
Author:Amos Gilat
Publisher:Amos Gilat
Chapter1: Starting With Matlab
Section: Chapter Questions
Problem 1P
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Transcribed Image Text:You are testing the claim that the mean GPA of night students is different from the mean GPA of day
students. A sample of 27 night students and 26 day students and their GPA's are recorded below. Test the
claim using a 5% level of significance. Assume the population variances are unequal and that GPAs are
normally distributed. Give answers to 4 decimal places.
GPA-Night
3.62
3.35
3.19
3.05
3.64
2.97
2.86
3.84
3.05
3.08
3.09
3.43
3.42
3.11
3.11
2.84
3.2
3.5
3.62
2.97
3.49
3.98
3.53
3.3
3.11
3.54
3.43
GPA-Day
2.46
2.48
3.04
3
2.56
3.25
2.84
2.39
Test Statistic=
3.1
mila
p-value=
What are the correct hypotheses? Note this may view better in full screen mode. Select the correct symbols
in the order they appear in the problem.
Ho: Select an answer ✓ ? ✓
Select an answer ✓
3.34
3.15
3.39
2.99
2.8
2.52
3.29
3.44
2.72
3.64
2.85
3.06
3.2
3.37
3.18
3.44
3.17
H₁: Select an answer ✓
Based on the hypotheses, find the following:
? ✓
Select an answer ✓
The correct decision is to Select an answer
The correct summary would be: Select an answer
night students is different from the mean GPA of day students.
that the mean GPA of
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