. What is the standard deviation of the following set of sample data?   18    7    9    7    18    17 2.1 2.3 5.5 5.1

calculate the standard deviation for the following sample data 2,4,5,5,7,8,9,10,11,12

1. Listed below are the top 10 annual salaries​ (in millions of​ dollars) of TV personalities. Find the​ range, variance, and standard deviation for the sample data. Given that these are the top 10​ salaries, do we know anything about the variation of salaries of TV personalities in​ general?   40      38      36      28      20      16      14      11      10.7      9.3   2. Listed below are the amounts​ (dollars) it costs for marriage proposal packages at different baseball stadiums. Find the​range, variance, and standard deviation for the given sample data. Include appropriate units in the results. Are there any​outliers, and are they likely to have much of an effect on the measures of​ variation?   39    45    45    60    65    90    90    135    175    206    250    325    400    2000    2750

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