Question: Using the unstandardized regression equation of y i = bx i + a a. Find the values for b and a if r = +0.35,

Using the unstandardized regression equation of ŷi = bxi + a

a. Find the values for b and a if r = +0.35, X̅ = 4.2, sx = 1.5, Y = 3.0, and sy = 2.1.

b. Find the predicted dependent variable scores for the following independent variable scores.

xi ……………………….  ŷi

0 ……………………….  

1.8 ……………………….  

3.0 ……………………….  

4.2 ……………………….  

5.8 ……………………….  

5.9 ……………………….  

10.0 ……………………….  

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Answer a To find the values for b and a we have r 035 X 42 ... View full answer

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