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1. Find the Sum Squared (SS) for the given sample data. Leave your answer to the nearest hundredths.

7, 140, 29, 97, 7, 84, 12, 304, 19, 16, 52, 86.

2. Find the Sum Squared (SS) for the given sample data. Leave your answer to the nearest whole number.

61, 140, 29, 97, 55, 84, 12, 304, 19, 16, 52, 100.

3. Listed below are measured amounts of caffeine obtained in one can from each of 14 brands. Find the variance, for the given sample data and leave the answer to the nearest thousandths.

57, 34, 30, 44, 33, 41, 60, 47, 56, 41, 31, 2, 12, 40.

4. below are the jersey numbers of 11 players randomly selected from a football team. Find the standard deviation for the given sample data. Leave your answer to the nearest thousandths (three decimal place).

88, 14, 29, 97, 84, 31, 12, 19, 16, 52, 83.

Please use this formula to find standard deviation:

( [ x ) 2 SS SS = Ex2. S= n n - 1