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. Author manuscript; available in PMC: 2011 Aug 4.
Published in final edited form as: Qual Eng. 2010;23(1):59–70. doi: 10.1080/08982112.2010.529482

TABLE 5.

ANOVA for the 2FI model

Source Sum of Squares df Mean Square F Value p-value Prob > F
Block 4.63E+10 1 4.63E+10
Model 7.45E+11 3 2.48E+11 3.88646 0.0137
 A-Chamber Diameter 5.72E+10 1 5.72E+10 0.8951 2 0.3482
 B-Air Pocket Depth 1.69E+10 1 1.69E+10 0.26440 0.6092
 AB 6.87E+11 1 6.87E+11 10.7502 0.0018
Residual 3.51E+12 55 6.39E+10
Lack of Fit 2.84E+11 7 4.06E+10 0.60407 0.7495
Pure Error 3.23E+12 48 6.73E+10
Cor Total 4.3E+12 59