Correlation Explained Reading Grades

4.How much of the math grade can be explained by the PE grade? How much of the writing grade can be explained by the reading grade?Problem:How much of the math grade can be explained by the PE grade? How much of the writing grade can be explained by the reading grade?

Correlation Coefficient (R) between:

A ...there is moreshow problemHow much of the math grade can be explained by the PE grade? How much of the writing grade can be explained by the reading grade?
Correlation Coefficient (R) between:

Absences and PE -0.452
Absences and Math -0.712
Absences and Writing -0.588
Absences and Reading -0.584
PE and Math 0.188
PE and Writing 0.205
PE and Reading 0.343
Math and Writing 0.912
Math and Reading 0.836
Writing and Reading 0.917

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r^2(PE and Math) = (0.188)^2 = 0.035344= 3.5344%

3.5344% of math grade can be ...