Find the mean and compare it with the median. Find the standard deviation and compare it with

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Find the mean and compare it with the median. Find the standard deviation and compare it with the interquartile range.

For the data in Prob. 1

Data from Prob. 1

Represent the data by a stem-and-leaf plot, a histogram, and a boxplot:

Length of nails [mm]

19    21    19    20    19    20    21     20


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