Question

4. An ANOVA table of a multi factored experiment with factors ABCD and E is given in the following table. Clearly identify which effects are statistically significant using the information given in the ANOVA table. D-value Prob <0.0001 0.0001 0.0001 ANOVA for selected factorial model Analysis of variance table (Partial sum of squares - Type 1 Sum of Mean F Source Squares df Square Value Model 1.331E-000 01663E-007 170.00 A-Mix 1.501E+007 1 1.501E-007 159.02 -Mixing on 9.970E-007 19.970E-CO7 1055.98 Lao 491 10.07 1 49110 07 0.52 D-Temocrat 1.410E-006 1 1.410E-COS 14.93 E-Dying Tin 2.68SE DOG 1 2.699E+OOS 28.49 AB 1.610E-007 1 1.610E+007 170.55 AC 1.06EE005 1 1.OSGE 005 1.10 AD 272511 1 272511 0.029 Residual 2.172E.DOC 23 94413.95 0.4700 0.0008 0.0001 0.0501 0.2991 0.9566

Answer 1

Since the p- value is less than 0.005 for the parameters A, B, D,E and AB, the variations in these factors influence the experimental outcome and should be considered.