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Mathematics, 14.07.2019 11:30 potatogirl9300
In a random sample of 20 people, the mean commute time to work was 31.7 minutes and the standard deviation was 7.3 minutes. assume the population is normally distributed and use a t-distribution to construct a 95% 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 20 people, the mean commute time to work was 31.7 minutes and the standard dev...
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