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%.

Glencoe Algebra 1, Student Edition, 9780079039897, 0079039898, 2018

18th Edition

ISBN:9780079039897

Author:Carter

Publisher:Carter

Chapter10: Statistics

Section10.5: Comparing Sets Of Data

Problem 1GP

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