Question

All students who attend Lake Wobegon College must take the math and verbal SAT exams. Both exams have a mean of 500 and a standard deviation of 100. The regression equation relating y = math SAT score and x = verbal SAT score is  = 250 + 0.5x.
a. Find the predicted math SAT score for a student who has the mean verbal SAT score of 500.
b. Show how to find the correlation. Interpret its value as a standardized slope.
c. Find r2 and interpret its value.


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  • CreatedSeptember 11, 2015
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