Five statistics students (n=5) are compared to a sample of 8 sociology students with regard to the number of hours they sleep. Here is the data for hours slept for the statistics students: 8, 6, 5, 6, 10 Here is the data for 8 sociology students (n=8). 7, 4, 7, 8, 6, 8, 9, 5 Conduct a t-test to determine if the statistics students sleep a different amount than the sample of sociology students. Be sure to address all four steps of the hypothesis test.
Five statistics students (n=5) are compared to a sample of 8 sociology students with regard to the number of hours they sleep. Here is the data for hours slept for the statistics students: 8, 6, 5, 6, 10 Here is the data for 8 sociology students (n=8). 7, 4, 7, 8, 6, 8, 9, 5 Conduct a t-test to determine if the statistics students sleep a different amount than the sample of sociology students. Be sure to address all four steps of the hypothesis test.
Glencoe Algebra 1, Student Edition, 9780079039897, 0079039898, 2018
18th Edition
ISBN:9780079039897
Author:Carter
Publisher:Carter
Chapter10: Statistics
Section10.6: Summarizing Categorical Data
Problem 10CYU
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Five statistics students (n=5) are compared to a sample of 8 sociology students with regard to the number of hours they sleep. Here is the data for hours slept for the statistics students: 8, 6, 5, 6, 10 Here is the data for 8 sociology students (n=8). 7, 4, 7, 8, 6, 8, 9, 5 Conduct a t-test to determine if the statistics students sleep a different amount than the sample of sociology students. Be sure to address all four steps of the hypothesis test.
Compute effect size for the previous question using the following. Be sure to discuss how large of an effect there seems to be.
1) Cohen’s D:
2) r squared (percentage of variance explained)
3) Confidence intervals at 90 percent
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