Multiple regression analysis yielded the following regression equation:
Predicted Happiness = .36 × friends - .13 × s tress + 1.23
Which of the following is true?
A) Happiness increases as Friends increase.
B) Happiness increases as Stress increases.
C) Happiness decreases as Friends and Stress increase.
D) none of the above

Question

Quizplus · Accepted Answer

According to the regression equation, the coefficient for Friends is positive (.36), which means that as Friends increase, Predicted Happiness also increases. The coefficient for Stress is negative (-.13), which means that as Stress increases, Predicted Happiness decreases. Therefore, the correct choice is A.

Multiple Regression Analysis Yielded the Following Regression Equation