Size Effect on Recycled Concrete Strength and Its Prediction Model Using Standard Neutrosophic Number

Table 6

Mean values and standard deviations of splitting tensile strength values.

Side length of cube specimen (mm)	Splitting tensile strength () (MPa)				Standard deviation ()	Coefficient of variation
	Block 1	Block 2	Block 3	Mean value
70	4.657	5.838	3.034	4.510	1.149	0.255
100	2.882	4.695	4.158	3.912	0.760	0.194
150	4.304	2.919	3.188	3.470	0.600	0.173
200	2.777	2.287	3.355	2.806	0.436	0.155