Table 4.

Equivalent flexural strength (MPa).

Fiber Content	Specimens					Average	S.D. *	COV **
	1	2	3	4	5
0.20%	0.29	0.31	0.34	0.26	0.30	0.30	0.03	9.78
0.40%	0.40	0.40	0.49	0.48	0.31	0.42	0.07	17.16
0.60%	0.78	0.66	0.57	0.97	0.76	0.75	0.15	20.42
0.80%	0.56	0.78	0.55	0.69	0.51	0.62	0.11	17.91
1.00%	0.55	0.51	0.58	0.67	0.54	0.57	0.06	10.78

* Standard deviation, ** Coefficient of variation.