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b. The test statistic t OB c. The p-value = = (please show your answer to 3 decimal places.) (Please show your answer to 4 decimal places.)

b. The test statistic t OB c. The p-value = = (please show your answer to 3 decimal places.) (Please show your answer to 4 decimal places.)

MATLAB: An Introduction with Applications
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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Members of fraternities and sororities are required to volunteer for community service. Do fraternity brothers work an equal number of volunteer hours on average compared to sorority sisters? The data below show the number of volunteer hours worked for twelve randomly selected fraternity brothers and thirteen randomly selected sorority sisters. Brothers: 12 12 12 14 12 4 Sisters: 8 6 7 2 5 3 7 666 Assume both follow a Normal distribution. What can be concluded at the a = 0.10 level of significance level of significance? For this study, we should use t-test for the difference between two independent population means ✓ Ho: μ1 OF 8 8 8 H₁: µ1 OT OF b. The test statistic tv a. The null and alternative hypotheses would be: Ơ c. The p-value d. The p-value is ≤ ✓ α 10 4 2 = 4 5 13 7 5 7 μ2 μ2 (please enter a decimal) (Please enter a decimal) (please show your answer to 3 decimal places.) (Please show your answer to 4 decimal places.)
Transcribed Image Text:Members of fraternities and sororities are required to volunteer for community service. Do fraternity brothers work an equal number of volunteer hours on average compared to sorority sisters? The data below show the number of volunteer hours worked for twelve randomly selected fraternity brothers and thirteen randomly selected sorority sisters. Brothers: 12 12 12 14 12 4 Sisters: 8 6 7 2 5 3 7 666 Assume both follow a Normal distribution. What can be concluded at the a = 0.10 level of significance level of significance? For this study, we should use t-test for the difference between two independent population means ✓ Ho: μ1 OF 8 8 8 H₁: µ1 OT OF b. The test statistic tv a. The null and alternative hypotheses would be: Ơ c. The p-value d. The p-value is ≤ ✓ α 10 4 2 = 4 5 13 7 5 7 μ2 μ2 (please enter a decimal) (Please enter a decimal) (please show your answer to 3 decimal places.) (Please show your answer to 4 decimal places.)
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