A regression equation is obtained for a collection of paired data. It is found that the total variation is 114, the explained variation is 91.7, and the unexplained variation is 22.3. Find the coefficient of determination.
A)0.804
B)1.243
C)0.243
D)0.196

Question

Quizplus · Accepted Answer

The coefficient of determination is calculated as the explained variation divided by the total variation, which is 91.7 / 114 = 0.804.

A Regression Equation Is Obtained for a Collection of Paired