Exhibit 81
USE THE INFORMATION BELOW FOR THE FOLLOWING PROBLEM(S)

Multiple Choice

Exhibit 8.1
USE THE INFORMATION BELOW FOR THE FOLLOWING PROBLEM(S) $$\begin{array}{l}\quad\quad\quad\quad\quad\quad\quad\quad\text { Rates of Return }\\\begin{array} { c c c } \text { Year } & \text { RA Computer } & \text { Market Index } \\\hline 1 & 13 & 17 \\2 & 9 & 15 \\3 & - 11 & 6 \\4 & 10 & 8 \\5 & 11 & 10 \\6 & 6 & 12\end{array}\end{array}$$
-Refer to Exhibit 8.1. Compute the correlation coefficient between RA Computer and the Market Index.

A) -0.32
B) 0.78
C) 0.66
D) 0.58
E) 0.32