Instruction 13 -Referring to Instruction 13

question 40

Multiple Choice

Instruction 13.1
A manager of a product sales group believes the number of sales made by an employee (Y) depends on how many years that employee has been with the company (X₁) and how he/she scored on a business aptitude test (X₂) . A random sample of 8 employees provides the following:
$$\begin{array} { | l | l | l | l | } \hline \text { Employee } & Y & X 1 & X 2 \\\hline 1 & 100 & 10 & 7 \\\hline 2 & 90 & 3 & 10 \\\hline 3 & 80 & 8 & 9 \\\hline 4 & 70 & 5 & 4 \\\hline 5 & 60 & 5 & 8 \\\hline 6 & 50 & 7 & 5 \\\hline 7 & 40 & 1 & 4 \\\hline 8 & 30 & 1 & 1 \\\hline\end{array}$$
-Referring to Instruction 13.1,if an employee who had been with the company for five years scored a 9 on the aptitude test,what would his estimated expected sales be?

• A) 60.88
• B) 17.98
• C) 55.62
• D) 79.09

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Definitions:

Mechanical Ventilation

A healthcare procedure that employs a device to support or take over the natural process of breathing.

Endotracheal Tube

A flexible tube inserted through the mouth or nose into the trachea (windpipe) to maintain an open airway, facilitate breathing or administer anesthesia.

Auscultating

The act of listening to the internal sounds of the body, typically using a stethoscope, as part of a medical examination.

Incentive Spirometry

A respiratory therapy technique used to encourage patients to breathe deeply, preventing lung complications.