TABLE 13-4
the Managers of a Brokerage Firm Are Interested

question 41

Essay

TABLE 13-4
The managers of a brokerage firm are interested in finding out if the number of new clients a broker brings into the firm affects the sales generated by the broker. They sample 12 brokers and determine the number of new clients they have enrolled in the last year and their sales amounts in thousands of dollars. These data are presented in the table that follows.
$\begin{array}{lll}\text { Broker } & \text { Clients } & \text { Sales } \\1 & 27 & 52 \\2 & 11 & 37 \\3 & 42 & 64 \\4 & 33 & 55 \\5 & 15 & 29 \\6 & 15 & 34 \\7 & 25 & 58 \\8 & 36 & 59 \\9 & 28 & 44 \\10 & 30 & 48 \\11 & 17 & 31 \\12 & 22 & 38\end{array}$

-Referring to Table 13-4, the managers of the brokerage firm wanted to test the hypothesis that the true slope was equal to 0. The p-value of the test is_____ .

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Definitions:

Heat Generated

The amount of thermal energy produced as a result of electrical resistance, mechanical friction, or chemical reactions.

Motor Terminal Voltages

The voltages measured at the terminals of an electric motor, which are key to its operation and performance.

Nominal System Voltages

The standard or average voltage levels for which an electrical system or device is designed to operate under normal conditions.

Service Factor

A multiplier representing the degree to which an electrical device can operate over its nominal or rated capacity.