Salesperson
the General Manager of a Chain of Furniture Stores

question 108

Essay

Salesperson
The general manager of a chain of furniture stores believes that experience is the most important factor in determining the level of success of a salesperson.To examine this belief she records last month's sales (in $1,000s)and the years of experience of 10 randomly selected salespeople.These data are listed below.
$$\begin{array} { | c | c | c | } \hline \text { Ealesperson } & \text { Years of Experience } & \text { Eales } \\\hline 1 & 0 & 7 \\\hline 2 & 2 & 9 \\\hline 3 & 10 & 20 \\\hline 4 & 3 & 15 \\\hline 5 & 8 & 18 \\\hline 0 & 5 & 14 \\\hline 7 & 12& 20 \\\hline 8 &7 & 17 \\\hline 9 &20 & 30 \\\hline 10 & 15& 25 \\\hline\end{array}$$
-If the regression equation is $\hat { y } = 8.63 + 1.0817 x$ ,compute the standardized residuals and identify possible outliers.

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Definitions:

Co-pays

A fixed amount paid by an insured patient for receiving certain medical services, with the insurance covering the remaining costs.

Deductible

The amount paid out of pocket by the policyholder before an insurance provider pays any expenses.

Premium

An amount paid that is above the standard price or rate for an enhanced feature, service, or higher priority.

Insurance Companies

Financial institutions that provide coverage against specific losses in exchange for premiums.