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Find the Value of the Linear Correlation Coefficient R
-The

Question 68

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Find the value of the linear correlation coefficient r
-The paired data below consist of the costs of advertising (in thousands of dollars) and the number of products sold (in thousands) :  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) −0.071- 0.071
B) 0.7080.708
C) 0.2350.235
D) 0.2460.246

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