Posted by **Annette** on Monday, March 19, 2012 at 12:50am.

A sample of 352 subscribers to Wired magazine shows the mean time spent using the Internet is 13.4 hours per week, with a sample standard deviation of 6.8 hours. Find the 95 percent confidence interval for the mean time Wired subscribers spend on the Internet.

## Answer this Question

## Related Questions

- statistics - A film alliance used a random sample of 50 U.S. citizens to ...
- Statistics - 28. A group of statistics students decided to conduct a survey at ...
- statistics - To determine how many hours per week freshmen college students ...
- Statistics - A group of statistics students decided to conduct a survey at their...
- Statistics - A group of statistics students decided to conduct a survey at their...
- statistics - A group of statistics students decided to conduct a survey at their...
- Statistics - A survey among freshmen at a certain university revealed that the ...
- statistics - A study of the amount of time it takes a mechanic to rebuild the ...
- AP Statistics - A school psychologist reports that the mean number of hours the ...
- statistics - A university dean wishes to estimate the average number of hours ...