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  3. 1. in a random sample of 23 people, the mean commu

1. In a random sample of 23 people, the mean commute time to work was 32.2...

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Basic Math

1. In a random sample of 23 people, the mean commute time towork was 32.2 minutes and the standard deviation was 7.2 minutes.Assume the population is normally distributed and use at-distribution to construct a 98% confidence interval for thepopulation mean mu. What is the margin of error of mu? Interpretthe results. Round to one decimal place as needed.

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Solution Given that 322 mintuess 72 mminutesn 23Degrees    See Answer
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