Question: find the sample standard deviation based on the given information The normal monthly rainfall in Hilo, Hawaii is given in the table below Month Jan

find the sample standard deviation based on the given information

The normal monthly rainfall in Hilo, Hawaii is given in the table below Month Jan Feb Mar Apr May Jun Jul Aug Sept Oct Nov Dec Inches 9.88 10.29 13.92 15.26 9.91 6.20 9.71 9.34 8.53 9.60 14.51 12.04 Find the mean of the monthly rainfall in Hilo. mean = 10.7658333 Find the standard deviation of the monthly rainfall in Hilo. standard deviation = What percent of the year will the monthly rainfall be within one standard deviation of the mean? 67 % What percent of the year will the monthly rainfall be within two standard deviations of the mean? 100 %

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