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Solve the problems by following the steps and procedures in hypothesis testing. 3. A nationwide survey found out that the average time that college Students spent on their personal computer is 12 hours per week. A Random sample of 26 college students showed that they spent 9.5 Hours per week using their computers with a standard deviation Of 1.5 hours. Test whether the average number of hours spent by the 28 college students are significantly lower than the national average Of 12 hours. Use a level significance of 95%.

Solve the problems by following the steps and procedures in hypothesis testing. 3. A nationwide survey found out that the average time that college Students spent on their personal computer is 12 hours per week. A Random sample of 26 college students showed that they spent 9.5 Hours per week using their computers with a standard deviation Of 1.5 hours. Test whether the average number of hours spent by the 28 college students are significantly lower than the national average Of 12 hours. Use a level significance of 95%.

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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Solve the problems by following the steps and procedures in hypothesis testing. 3. A nationwide survey found out that the average time that college Students spent on their personal computer is 12 hours per week. A Random sample of 26 college students showed that they spent 9.5 Hours per week using their computers with a standard deviation Of 1.5 hours. Test whether the average number of hours spent by the 28 college students are significantly lower than the national average Of 12 hours. Use a level significance of 95%.
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