2. The test-statistic for this data = (Please show your answer to 3 decimal places.) 3. The p-value for this sample = (Please show your answer to 4 decimal places.)
2. The test-statistic for this data = (Please show your answer to 3 decimal places.) 3. The p-value for this sample = (Please show your answer to 4 decimal places.)
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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Question

Transcribed Image Text:2. The test-statistic for this data =
(Please
show your answer to 3 decimal places.)
3. The p-value for this sample
(Please
show your answer to 4 decimal places.)

Transcribed Image Text:A researcher wants to know if the clothes a woman wears
is a factor in her GPA. The table below shows data that was
collected from a survey.
Shorts
Dress
Jeans
Skirt
1.9
3.9
3.9
3.3
2.3
3.4
4
3.7
3.1
3.3
2.5
3.4
3.9
2.3
3.7
2.1
2.4
2.5
3.7
4
3
2.5
3.9
3.1
2.5
2.6
3.8
2.7
2.4
2.5
Assume that all distributions are normal, the four
population standard deviations are all the same, and the
data was collected independently and randomly. Use a
level of significance of a = 0.1.
Ho: µi = µ2 = µ3 = M4
H1: At least two of the means differ from each other.
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