Source

Sum of squares

Degrees of freedom

Mean sum of squares

Number of observations = 36

Model

412.003823

6

68.6673039

F (6, 29) = 6.05

Residual

329.219234

29

11.3523874

Probability > F = 0.0003

Total

741.223057

35

21.1778016

R-squared = 0.5558