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Twelve different video games showing substance use were observed and the duration times of game play?...

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 95?% confidence interval estimate of ??, the mean duration of game play.

What is the confidence interval estimate of the population mean ???

4058, 3881, 3864, 4020, 4326, 4808, 4660, 4038, 5011, 4817, 4344, 4327

Math   Statistics-And-Probability   
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Answer #1

4058 83041.9489
3881 216383.1289
3864 232487.9089
4020 106386.8689
4326 406.8289
4808 213286.9489
4660 98489.2689
4038 94968.7489
5011 441998.9289
4817 221680.8889
4344 4.7089
4327 367.4889

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