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In a random sample of 18 style="color:rgb(0,0,0);">​people, the mean commute time to work was 34.5 minutes and the standard deviation was 7.3 minutes. Assume the population is normally distributed and use a​ t-distribution to construct a 90​% confidence interval for the population mean μ. Also what is the margin of error of μ​? Interpret the results.

In a random sample of 18 

style=”color:rgb(0,0,0);”>​people, the mean commute time to work was 34.5 minutes and the standard deviation was 7.3 minutes. Assume the population is normally distributed and use a​ t-distribution to construct a 90​% confidence interval for the population mean μ. Also what is the margin of error of μ​? Interpret the results.

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