Studies on the Process Parameters of Rapid Prototyping Technique (Stereolithography) for the Betterment of Part Quality

Table 5

The % of contribution of the parameters to the tensile strength along with the estimated ANOVA parameter.

Parameter “”	Sum of squares	Degree of freedom	Mean sum of squares	statistics	tabulated	% of contribution
							18.57	2	9.285	9.622^*		36.93
	21.72	2	10.86	11.25^*	9	43.19
	8.06	2	4.03	4.176		16.03
Error	1.93	2	0.965			3.83
Total	50.28	8	25.14

Significance at 90% confidence level ( statistics > tabulated).