Response Surfaces for Fresh and Hardened Properties of Concrete with E-Waste (HIPS)

Table 5

Actual and predicted values of compressive strength (MPa), split tensile strength (MPa), and flexural strength (MPa) at 7 days.

Run	HIPS (Vol %)	ratio	Compressive strength (MPa)		Split tensile strength (MPa)		Flexural strength (MPa)
			Actual value	Predicted value	Actual value	Predicted value	Actual value	Predicted value
1			25.00	25.21	2.37	2.35	6.07	6.12
2			22.91	23.11	2.18	2.19	5.33	5.27
3			19.14	18.73	1.96	1.97	4.47	4.48
4			23.61	22.92	2.02	2.06	5.33	5.27
5			20.94	20.97	1.91	1.91	4.53	4.54
6			16.19	16.75	1.71	1.69	3.87	3.87
7			16.09	16.57	1.65	1.63	4.20	4.21
8			15.11	14.78	1.49	1.49	3.60	3.60
9			10.86	10.71	1.27	1.28	3.07	3.05
10			20.94	20.97	1.91	1.91	4.53	4.54
11	0	0	20.94	20.97	1.91	1.91	4.53	4.54
12	0	0	20.94	20.97	1.91	1.91	4.53	4.54
13	0	0	20.94	20.97	1.91	1.91	4.53	4.54