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 percent of variation accounted for is found by squaring the correlation coefficient. So, 0.40 squared is 0.16, which is 16%.

Glenda Has Determined That the Correlation Between the Math Screening