studies is 7 ho Someone claims that the average amount of time that a freshman We think it's higher than that and decide to test, using a random sample of 49 freshmen. sample mean is 8.5 hours with a sample variance of 4 hours. What is the p-value in this - 2.5% - 0.5% sufficient information to calculate, since there's no statement on the shape of the parent population don't know, because the test statistic is not one of our memorized Z values. The p-value is really, really low though

MATLAB: An Introduction with Applications
6th Edition
ISBN:9781119256830
Author:Amos Gilat
Publisher:Amos Gilat
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studies is 7 hours.
Someone claims that the average amount of time that a freshman
We think it's higher than that and decide to test, using a random sample of 49 freshmen. The
sample mean is 8.5 hours with a sample variance of 4 hours. What is the p-value in this case?
O-2.5 %
O-0.5 %
O Insufficient information to calculate, since there's no statement on the shape of the parent population
O We don't know, because the test statistic is not one of our memorized Z values. The p-value is really, really low though
O-10%
Transcribed Image Text:studies is 7 hours. Someone claims that the average amount of time that a freshman We think it's higher than that and decide to test, using a random sample of 49 freshmen. The sample mean is 8.5 hours with a sample variance of 4 hours. What is the p-value in this case? O-2.5 % O-0.5 % O Insufficient information to calculate, since there's no statement on the shape of the parent population O We don't know, because the test statistic is not one of our memorized Z values. The p-value is really, really low though O-10%
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