Instruction 12 -Referring to Instruction 12

question 17

Short Answer

Instruction 12.28
The managers of a brokerage firm are interested in finding out if the number of new customers a broker brings into the firm affects the sales generated by the broker. They sample 12 brokers and determine the number of new customers they have enrolled in the last year and their sales amounts in thousands of dollars. These data are presented in the table that follows.
$$\begin{array} { | l | l | l | } \hline \text { Broker } & \text { Clients } & \text { 5les } \\\hline 1 & 27 & 52 \\\hline 2 & 11 & 37 \\\hline 3 & 42 & 64 \\\hline 4 & 33 & 55 \\\hline 5 & 15 & 29 \\\hline 6 & 15 & 34 \\\hline 7 & 25 & 58 \\\hline 8 & 36 & 59 \\\hline 9 & 28 & 44 \\\hline 10 & 30 & 48 \\\hline 11 & 17 & 31 \\\hline 12 & 22 & 38 \\\hline\end{array}$$
-Referring to Instruction 12.28,the managers of the brokerage firm wanted to test the hypothesis that the true slope was equal to 0.The value of the test statistic is ____________.

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Definitions:

Demand

The desire to own something and the ability to pay for it, represented by how much of a good or service consumers are willing to buy at different prices.

Schedule

A plan that outlines specific times at which certain tasks, events, or operations are to occur.

Market Prices

The current value at which goods or services can be bought or sold in an open market.

Supply and Demand

A foundational economic model that explains how prices and quantities of goods and services adjust in a market based on the interaction between sellers' supply and buyers' demand.