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.)

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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: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.)
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.
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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