Instruction 12 -Referring to Instruction 12

question 195

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 number of new customers brought in did not affect the amount of sales generated.The value of the test statistic is ____________.

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Definitions:

Pulmonary Embolism

A blockage in one of the pulmonary arteries in the lungs, typically caused by blood clots that travel from the legs or other parts of the body.

Nasotracheal Suctioning

The removal of mucus, blood, or other secretions from the trachea through the nasal passage, using a suction catheter.

Face Mask

A device covering the mouth and nose to prevent the transmission of disease or protection against pollutants.

Deep-breathe

The practice of taking slow, deep breaths to maximize lung function and improve oxygen levels in the blood, often used in respiratory therapy.