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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Definitions:

Certify

To officially recognize, verify, or declare something as true, accurate, or in compliance with certain standards.

Sufficient Funds

Availability of enough money or resources to meet financial obligations or complete transactions.

Certificate Of Deposit

A document whereby a bank promises to pay a payee a certain amount of money at a future time.

Promise

A declaration or assurance that one will do something or that a particular thing will happen.