Source

Degree of freedom (DF)

Sum of squares (SS)

Mean squares (MS)

F

P

Model

9

1949.9

216.7

179.73

0.000

Linear

3

852.9

156.9

130.14

0.000

Square

3

295.6

98.5

81.72

0.005

Interaction

3

801.5

267.2

221.63

0.007

Error

5

6.0

1.2

-

-

Lack of fit

3

5.9

1.9

23.51

0.041

Pure error

2

0.2

0.08

-

-

Total

14

1955.9