Question: Using the unstandardized regression equation of y i = bx i = a a. Find the values for b and a if r = 0.45,

Using the unstandardized regression equation of ŷi = bxi = a

a. Find the values for b and a if r = –0.45, X̅ = 6.9, sx = 0.8, Y = 10.6, and sy = 1.4.

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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