Exhibit 12-2
You Are Given the Following Information About Y

Multiple Choice

Exhibit 12-2
You are given the following information about y and x.
$\begin{array}{cc}\text { Dependent Variable Y) }&\text { Independent Variable } \mathbf{X} \text { ) }\\5 & 1 \\4 & 2 \\3 & 3 \\2 & 4 \\1 & 5\end{array}$
-Refer to Exhibit 12-2. The least squares estimate of b? slope) equals

A) 1
B) -1
C) 6
D) 5