Mathematics, 31.05.2020 02:57 maribelarreolap4sgpj
In a random sample of 28 people, the mean commute time to work was 31.7 minutes and the standard deviation was 7.2 minutes. Assume the population is normally distributed and use a t-distribution to construct a 80% confidence interval for the population mean mu. What is the margin of error of mu? Interpret the results.
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In a random sample of 28 people, the mean commute time to work was 31.7 minutes and the standard dev...
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