Choose the one alternative that best completes the statement or answers the question.
-Given the following least squares prediction equation, $\hat { y } = - 173 + 74 x$, we estimate $y$ to____ by______ with each 1 -unit increase in $x$.
A) increase; 74
B) decrease; 74
C) decrease; 173
D) increase; 173

Question

Quizplus · Accepted Answer

The coefficient of $x$ in the equation $\hat { y } = - 173 + 74 x$ is 74, which indicates that $y$ is estimated to increase by 74 units with each 1-unit increase in $x$.

Choose the One Alternative That Best Completes the Statement or Answers