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4. Calculate the test statistic. = Z 5. Calculate the p value.

4. Calculate the test statistic. = Z 5. Calculate the p value.

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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Night Owls proportion of MSU students who regularly sleep less than 8 hours each night is less than the value reported by the MSU psychologist. She randomly selects 215 students and asks them, "Do you regularly sleep less than 8 hours each night?" She finds that 90 of the 215 students answered "yes" to the question. A MSU psychologist reports that 45% of MSU students regularly sleep less than 8 hours each night. Cindy believes that the actual
Transcribed Image Text:Night Owls proportion of MSU students who regularly sleep less than 8 hours each night is less than the value reported by the MSU psychologist. She randomly selects 215 students and asks them, "Do you regularly sleep less than 8 hours each night?" She finds that 90 of the 215 students answered "yes" to the question. A MSU psychologist reports that 45% of MSU students regularly sleep less than 8 hours each night. Cindy believes that the actual
4. Calculate the test statistic. = Z 5. Calculate the p value. p =
Transcribed Image Text:4. Calculate the test statistic. = Z 5. Calculate the p value. p =
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