Find the Value of the Linear Correlation Coefficient R A) 0246
B) -0

Multiple Choice

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) : $$\begin{array} { c | r r r r r r r r } \text { Cost } & 9 & 2 & 3 & 4 & 2 & 5 & 9 & 10 \\\hline \text { Number } & 85 & 52 & 55 & 68 & 67 & 86 & 83 & 73\end{array}$$

A) 0.246
B) -0.071
C) 0.235
D) 0.708