Annual salaries sample | Mathematics homework help

26.    Annual Salaries Sample annual salaries (in thousands of dollars) for electrical engineers in Boston and Chicago are listed.

Boston:   70.4   84.2   58.5   64.5   71.6   79.9   88.3   80.1       69.9

Chicago:  69.4    71.5    65.4    59.9    70.9    68.5    62.9    70.1    60.9

(a)     Find the mean, median, range, variance, and standard deviation of each data set.

(b)     Interpret the results in the context of the real-life setting.

27.    SAT Scores Sample SAT scores for eight males and eight females are listed.

Male  SAT  scores:      1520    1750    2120    1380    1982    1645    1033    1714

Female SAT scores:  1785    1507    1497    1952    2210    1871    1263     1588

(a)     Find the mean, median, range, variance, and standard deviation of each data set.

(b)     Interpret the results in the context of the real-life setting.

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