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The following data give the amount of time (in minutes) in one day spent on Facebook by each of 10 college students. 78 101 95 87 94 65 81 87 68 89 Assume that the underlying distribution of the times is normal. (1) Compute the mean amount of time (in minutes) for this data set. Round your answer to one decimal place.

The following data give the amount of time (in minutes) in one day spent on Facebook by each of 10 college students. 78 101 95 87 94 65 81 87 68 89 Assume that the underlying distribution of the times is normal. (1) Compute the mean amount of time (in minutes) for this data set. Round your answer to one decimal place.

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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The following data give the amount of time (in minutes) in one day spent on Facebook by each of 10 college students. 78 101 95 87 94 65 81 87 68 89 Assume that the underlying distribution of the times is normal. (1) Compute the mean amount of time (in minutes) for this data set. Round your answer to one decimal place. (2) Compute the standard deviation of the amount of time (in minutes) for this data set. Round your answer to two decimal places. (3) Find the upper confidence limit of the 98% confidence interval for the mean amount of time (in minutes) in one day spent on Facebook by college students. Round your answer to the nearest minute (Whole number).
Transcribed Image Text:The following data give the amount of time (in minutes) in one day spent on Facebook by each of 10 college students. 78 101 95 87 94 65 81 87 68 89 Assume that the underlying distribution of the times is normal. (1) Compute the mean amount of time (in minutes) for this data set. Round your answer to one decimal place. (2) Compute the standard deviation of the amount of time (in minutes) for this data set. Round your answer to two decimal places. (3) Find the upper confidence limit of the 98% confidence interval for the mean amount of time (in minutes) in one day spent on Facebook by college students. Round your answer to the nearest minute (Whole number).
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