Analysis of variance

Source

DF

Sum of squares

Mean square

F-value

Pr. > F

Model

3

40.3352

13.4451

13.29

<0.0001

Error

479

484.5633

1.0116

Corrected total

482

524.8986

Root MSE

1.0058

R-square

0.0768

Dependent mean

0.9855

Adj. R-sq.

0.0711

Coeff. var.

102.0582

Parameter estimates

Variable

DF

Parameter estimate

Standard error

t-value

Pr.> |t|

Intercept

g = 1

q = 1

r = 1

1

1.1251

0.1057

10.65

<0.0001

1

0.4015

0.0932

4.31

<0.0001

1

−0.2952

0.0968

−3.05

0.0024

1

−0.2899

0.1036

−2.80

0.0054