Question

A survey of Statistics undergraduate at Prosperity University completed a survey that asked for their Verbal and Math SAT scores. They wanted to predict the verbal score based on the math score. The value of R-Squared was 12.78%. The least squares regression equation is yhat = 383.3 + 0.3489x . Find r.Group of answer choices0.357-0.3570.0159-0.0159

Answer 1

In this case, we have

`r^2=0.1278`

Then we isolate the r

`r=\sqrt[]{0.1278}=0.357`

ANSWER

0.357