Use of a Full Factorial Design to Study the Relationship between Water Absorption and Porosity of GP and BW Mortar Activated

Table 2

Summary of fit.

	RC 7	RC 14	RC 28	Water absorption	Porosity
R ^2	1	0.990	1	0.98	0.98
Adjusted R^2	0.881	0.950	0.999	0.869113	0.886042
RMSE	2.2135	5.0505	0.5834	0.3713	0.8756
Mean of response	33.63	52.13	49.885	11.6875	18.975

RC 7: compressive strength at 7 days, RC 14: compressive strength at 14 days, RC 28: compressive strength at 28 days.