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Write the Best-Fit Linear Model for the Data A) y=26.41.42xy = - 26.4 - 1.42 x

Question 58

Multiple Choice

Write the best-fit linear model for the data.
-The paired data below consist of the costs of advertising (in thousands of dollars) and the number of products sold (in thousands) . Find a linear function that approximates the number of products sold as a function of the cost of advertising.  Cost 923425910 Number 8552556867868373\begin{array}{c|rrrrrrrr}\text { Cost } & 9 & 2 & 3 & 4 & 2 & 5 & 9 & 10 \\\hline \text { Number } & 85 & 52 & 55 & 68 & 67 & 86 & 83 & 73\end{array}


A) y=26.41.42xy = - 26.4 - 1.42 x
B) y=26.4+1.42xy = 26.4 + 1.42 x
C) y=55.82.79xy = 55.8 - 2.79 x
D) y=55.8+2.79xy = 55.8 + 2.79 x

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