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Mathematics, 26.07.2019 21:10 SKYBLUE1015
How many commuters must be randomly selected to estimate the mean driving time of chicago commuters? we want 95% confidence that the sample mean is within 5 minutes of the population mean, and the population standard deviation is known to be 11 minutes.
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How many commuters must be randomly selected to estimate the mean driving time of chicago commuters?...
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