The Starting Salaries of a Sample of College Students Are

question 67

Essay

The starting salaries of a sample of college students are given below. $$\begin{array}{l}\text { Starting Salary }\\( \operatorname { In } \$ 1,000 ) & \text { Frequency } \\20 - 24 & 1 \\25 - 29 & 3 \\30 - 34 & 7 \\35 - 39 & 6 \\40 - 44 & 2 \\45 - 49 & 1\end{array}$$ ​
a.
Compute the mean.
b.
Compute the variance.
c.
Compute the standard deviation.
d.
Compute the coefficient of variation.

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