Term

Variables

MC

AC

Coefficients

Value of F

Value of p

Coefficients

Value of F

Value of p

Constant (a0)

0.040

178.200

Linear

a1

a2

a3

0.001

0.002

0.013

0.030

0.070

4.190

0.861

0.801

0.096

−10.400

25.300

−48.900

0.320

1.920

7.190

0.595

0.224

0.044

Quadratic

a1* a1

a2* a2

a3* a3

0.002

−0.018

−0.007

0.030

4.000

0.640

0.870

0.102

0.459

22.100

−20.700

−1.300

0.680

0.590

0.000

0.448

0.477

0.964

Interaction

a1* a2

a1* a3

a2* a3

−0.001

0.003

0.001

0.010

0.120

0.000

0.934

0.742

0.956

−9.900

−16.500

−13.900

0.150

0.410

0.290

0.717

0.550

0.614

R2

64.26%

69.98%