Glenda has determined that the correlation between the math screening test and her students' math grade is .40. What percent of the variation in math scores is accounted
For by knowing the students' scores on the screening test?
A) 10
B) 16
C) 25
D) 40

Question

Quizplus · Accepted Answer

The coefficient of determination is found by squaring the correlation coefficient. So, 0.40 squared is 0.16, which means 16% of the variation in math scores is accounted for by the screening test scores.

Glenda Has Determined That the Correlation Between the Math Screening