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Mathematics, 23.07.2019 00:10 hannahbaak

We intend to estimate the average driving time of a group of commuters. from a previous study, we believe that the average time is 42 minutes with a standard deviation of 19 minutes. we want our 99% confidence interval to have a margin of error of no more than plus or minus 2 minutes. what is the smallest sample size

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We intend to estimate the average driving time of a group of commuters. from a previous study, we be...
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