A random sample of 174 college students was asked to indicate the number of hours per week that they surf the Internet for either personal information or material for a class assignment. The sample mean response was 6.06 hours and the sample standard deviation was 1.43 hours. Based on these results, a confidence interval extending from 5.91 to 6.21 was calculated for the population mean. Find the confidence level of this interval.

MATLAB: An Introduction with Applications
6th Edition
ISBN:9781119256830
Author:Amos Gilat
Publisher:Amos Gilat
Chapter1: Starting With Matlab
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O A random sample of 174 college students was asked to indicate the number of hours per week that they
surf the Internet for either personal information or material for a class assignment. The sample mean
response was 6.06 hours and the sample standard deviation was 1.43 hours. Based on these results, a
confidence interval extending from 5.91 to 6.21 was calculated for the population mean. Find the
confidence level of this interval.
Transcribed Image Text:O A random sample of 174 college students was asked to indicate the number of hours per week that they surf the Internet for either personal information or material for a class assignment. The sample mean response was 6.06 hours and the sample standard deviation was 1.43 hours. Based on these results, a confidence interval extending from 5.91 to 6.21 was calculated for the population mean. Find the confidence level of this interval.
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