Mathematics, 30.10.2019 19:31 elijahlylejamez45
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 3 minutes of the population mean, and the population standard deviation is known to be 12 minutes. remember to always round up when finding n, even if rounding rules dictate that you round down.
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How many commuters must be randomly selected to estimate the mean driving time of chicago commuters?...
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