Model

R

R Square

Adjusted R Square

Std. Error of the Estimate

1

0.752a

0.566

0.563

1,300,000

2

0.771b

0.595

0.589

1,260,000

3

0.789c

0.623

0.616

1,220,000

4

0.806d

0.649

0.640

1,180,000