In a random sample of 22 people, the mean commute time to work was 32.4 minutes...

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In a random sample of 22 people, the mean commute time to work was 32.4 minutes...

In a random sample of 22 people, the mean commute time to work was 32.4 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 muμ. What is the margin of error of muμ?

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In a random sample of 22 people, the mean commute time to work was 32.4 minutes...

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