The standard deviation statistic should use to measure the spread of the two sets of data.
It is defined as the measure of data disbursement, It gives an idea about how much is the data spread out.
As we know, the shape of a normal curve is dictated by its mean and standard deviation, hence standard deviations are important.
Thus, the standard deviation statistic should use to measure the spread of the two sets of data of snowfall which is collected by the scientist.
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