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# Confidence Interval- Mean-1 samples - Video Game

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7-12. Twelve different video games showing substance use were observed and the duration times of game play (in seconds) are listed below. The design of the study justifies the assumption that the sample can be treated as a simple random sample. Use the data to construct a 99% confidence interval estimate of (u), the mea duration of game play.

4053
3894
3867
4031
4323
4822
4654
4023
4998
4814
4324
4318

What is the confidence interval estimate of the population mean (u)? ____ < u < _____ (Round to one decimal place as needed)

https://brainmass.com/statistics/confidence-interval/confidence-interval-mean-1-samples-video-game-359742

#### Solution Preview

See the attached file.

"7-12. Twelve different video games showing substance use were observed and the duration times of game play (in seconds) are listed below. The design of the study justifies the assumption that the sample can be treated as a simple random sample. Use the data to construct a 99% ...

#### Solution Summary

This post shows how to calculate the confidence interval for a single sample mean.

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