Table 8.

Regression model analysis of variance.

Source	Square sum	Degrees of freedom	Mean square	F-value	P-value
Model	444.63	9	49.40	11.34	<0.01**
	68.40	1	68.40	15.70	<0.01**
	322.73	1	322.73	74.07	<0.01**
	2.41	1	2.41	0.5524	0.4815
	1.59	1	1.59	0.3644	0.5651
	25.20	1	25.20	5.78	0.0471*
	0.2520	1	0.2520	0.0578	0.8168
	17.99	1	17.99	4.13	0.0817
	0.0142	1	0.0142	0.0033	0.9561
	4.95	1	4.95	1.14	0.3220
Residual	30.50	7	4.36
Lost proposal	15.07	3	5.02	1.30	0.3893
Pure error	15.43	4	3.86
Total	475.13	16

** indicates highly significant (P<0.01), * indicates significant (P<0.05).