Solve the Problem A) 25,165

question 47

Short Answer

Solve the problem.
-The paired data below consist of the costs of advertising (in thousands of dollars)and the number of products sold (in thousands). By using linear regression, the following function is obtained: Y = 55.8 + 2.79x where x is the cost of advertising (in thousands of dollars)and y is number of products sold (in thousands). Use this function to predict the number of products sold if the cost of Advertising is $9000. $\begin{array} { c | r r r r r r r r } \text { Cost } & 9 & 2 & 3 & 4 & 2 & 5 & 9 & 10 \\\hline \text { Number } & 85 & 52 & 55 & 68 & 67 & 86 & 83 & 73\end{array}$
A) 25,165.8
B) 77.91
C) 80.91
D) 87.61

• A) 25,165.8
• B) 77.91
• C) 80.91
• D) 87.61

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Definitions:

Printing Mistakes

Errors that occur during the printing process, leading to inaccuracies or defects in the final printed material.

Newspaper Advertisement

This is an ad placed in a newspaper to reach its readership, used by businesses to target specific geographical areas or demographics.

Communication Process

The transmission of information and understanding from one person or group to another, involving a sender, message, medium, receiver, and feedback.

Texas Drawl

A distinctive southern accent or way of speaking associated with the people of Texas, characteristically slow and drawn out.