statistics
posted by mary .
the following data lists the average monthly snowfall for jan 15 cities around us:
34 9 28 24 0 46 34 20
1 38 5 16 32 26 25
find the mean, variance, and standard deviation

statistics 
Shereen
Mean = 22.53
Variance = 13.8969
Standard deviation = 3.72785
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