If the coefficient of multiple determination is 0.81,what percent of variation is not explained?
A)19%
B)90%
C)66%
D)81%

Question

Quizplus · Accepted Answer

The coefficient of multiple determination (R-squared) represents the proportion of variation explained by the regression model. Therefore, the percentage of variation not explained is 100% - R-squared. Therefore, 100% - 81% = 19%. So, the correct answer is A) 19%.

If the Coefficient of Multiple Determination Is 0