A health supplement company claims that their new supplement can help people sleep better. To test this claim, they conduct a study with two groups of participants. One group takes the supplement for a week, and the other group takes a placebo. The number of hours of sleep each participant got during the week is recorded. The data for the supplement group is as follows: 7, 6, 7, 8, 6, 7, 7, 6, 8, 7, 7, 6, 7, 8, 6, 7, 8, 6, 7, 8 And the data for the placebo group is as follows: 6, 6, 6, 5, 7, 6, 5, 7, 6, 6, 7, 6, 6, 5, 6, 7, 6, 5, 7, 6 Using Microsoft Excel, conduct a two-sample t-test to determine if there is a significant difference in the average hours of sleep between the two groups. Use a significance level of 0.05.
A health supplement company claims that their new supplement can help people sleep better. To test this claim, they conduct a study with two groups of participants. One group takes the supplement for a week, and the other group takes a placebo. The number of hours of sleep each participant got during the week is recorded. The data for the supplement group is as follows: 7, 6, 7, 8, 6, 7, 7, 6, 8, 7, 7, 6, 7, 8, 6, 7, 8, 6, 7, 8 And the data for the placebo group is as follows: 6, 6, 6, 5, 7, 6, 5, 7, 6, 6, 7, 6, 6, 5, 6, 7, 6, 5, 7, 6 Using Microsoft Excel, conduct a two-sample t-test to determine if there is a significant difference in the average hours of sleep between the two groups. Use a significance level of 0.05.
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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