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 coefficient of determination equals
A) 0
B) -1
C) +1
D) -0.5

Question

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 coefficient of determination equals
A) 0
B) -1
C) +1
D) -0.5

Quizplus · Accepted Answer

The coefficient of determination, R², measures how well the independent variable explains the dependent variable. Here, y decreases perfectly as x increases, indicating a perfect negative linear relationship, so R² = 1.

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

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