Posted by **jamie** on Monday, July 30, 2012 at 12:47pm.

In a time-use study, 20 randomly selected managers were found to spend a mean of 2.40 hours each day on paperwork. The standard deviation of the the 20 scores is 1.30. Also, the sample data appear to have a bell-shaped distribution. Construct the 95% confidence interval for the mean time spent on paperwork by all managers.

## Answer this Question

## Related Questions

- statistics - In a time-use study, 20 randomly selected managers were found to ...
- math - In a time-use study, 20 randomly selected managers were found to spend a ...
- statistics - In an extensive study involving thousands of British children, ...
- Statistics - A study of the amount of time it takes a mechanic to rebuild the ...
- statistics - A study of the amount of time it takes a mechanic to rebuild the ...
- statistics - ten randomly selected people were asked how long they slept at ...
- Statistics - The populaion mean annual salary of service desk managers is $48,...
- statistics - Scores on a visual perception test are normally distributed with a ...
- Statistics - Scores on a visual perception test are normally distributed with a ...
- stats - a study of the amount of time it takes a mechanic to rebuild the ...

More Related Questions