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Engineering Statistics- 2nd Stage M. Sc. Dina Sami H.w1: A national magazine claims that the average college student watches less television than the general public. The national average is 29.4 hours per week, with a standard deviation of 2 hours. A sample of 30 college students has a mean of 27 hours. Is there enough evidence to support the claim at a= 0.01?

Engineering Statistics- 2nd Stage M. Sc. Dina Sami H.w1: A national magazine claims that the average college student watches less television than the general public. The national average is 29.4 hours per week, with a standard deviation of 2 hours. A sample of 30 college students has a mean of 27 hours. Is there enough evidence to support the claim at a= 0.01?

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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Engineering Statistics- 2nd Stage M. Sc. Dina Sami H.w1: A national magazine claims that the average college student watches less television than the general public. The national average is 29.4 hours per week, with a standard deviation of 2 hours. A sample of 30 college students has a mean of 27 hours. Is there enough evidence to support the claim at a= 0.01? H.w2: The average IQ for the adult population is 100. A researcher believes the average IQ of adults is lower. A random sample of 5 adults are tested and scored 69, 79, 89, 99, and 109. Is there enough evidence to suggest the average IQ is lower?
Transcribed Image Text:Engineering Statistics- 2nd Stage M. Sc. Dina Sami H.w1: A national magazine claims that the average college student watches less television than the general public. The national average is 29.4 hours per week, with a standard deviation of 2 hours. A sample of 30 college students has a mean of 27 hours. Is there enough evidence to support the claim at a= 0.01? H.w2: The average IQ for the adult population is 100. A researcher believes the average IQ of adults is lower. A random sample of 5 adults are tested and scored 69, 79, 89, 99, and 109. Is there enough evidence to suggest the average IQ is lower?
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