Question: A sample of 12 drivers shows the time that they

A sample of 12 drivers shows the time that they spent (in minutes) stopped in rush-hour traffic on a specific snowy day last winter.
52 56 53
61 49 51
53 58 53
60 71 58
Find the range, variance, and standard deviation unless the question asks for something different. Assume the data represent samples, and use the shortcut formula for the unbiased estimator to compute the variance and standard deviation.

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  • CreatedSeptember 04, 2015
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