Experimental Study on Application Performance of Foamed Concrete Prepared Based on a New Composite Foaming Agent

Table 7

The variance analysis.

Source	Sum of squares	df	MS	F-value	value	Significance
Model	4.05	7	0.58	13.58	0.0004	Significant
A	1.15	1	1.15	26.92	0.0006
B	1.05	1	1.05	24.73	0.0008
C	0.67	1	0.67	15.79	0.0032
AB	0.67	1	0.67	15.77	0.0032
AC	0.33	1	0.33	7.75	0.0212
BC	0.71	1	0.71	16.75	0.0027
A^2	0.61	1	0.61	14.31	0.0043
Residual	0.38	9	0.043
Lack of fit	0.28	5	0.056	2.18	0.2346	Not significant
Pure error	0.10	4	0.026
Total	4.44	16