Question: A school is trying to determine if physical activity affects academic performance. The plot below shows the relationship between the amount of exercise a

A school is trying to determine if physical activity affects academic performance. The plot below shows the relationship between the amount of exercise a student gets per week, and the student's score on a math final exam. The linear regression output is given below. Math final exam score (out of 100) 100 75 75 50 25 0 20 60 80 Regression Statistics Multiple R R Square 0.779146 0.607069 Adjusted R Square 0.593035 Standard Error 13.19328 Observations 30 Amount of exercise per week (in minutes) R2=Ex: 0.654321 The score on the math final exam explains how much of the variance in amount of exercise per week? Pick variance

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