Please show procedure

Problem 6 (7.5 points) : 6.1 A 28-4 fractional factorial design is used to identify sources of Pu contamination in the radioactivity material analysis of dried shellfish. The data are shown in the following table. No contamination occurred at runs 1, 4, and 9. The factors and levels are shown in the following table 25 4 Glassware Reagent Prep Tracer Dissolution Hood Chemistry Ashing mBq -1 -1 +1 3.31 +1 0.0373 -1 0 -1 0.0649 -1 +1 0.133 +1 0.0461 1+ 0.0297 +1 -1 0.28 -1 0.133 +1 0.047 +1 0.133 -1 5.75 -1 0.0153 +1 2.47 Factor Glassware Distilled water Soap, acid, stored Reagent New Old Sample prep Coprecipitation Electrodeposition Tracer Fresh Dissolution Without With Hood Chemistry Without With Ashing Without What are the design generators for this experiment? 2.5 Points O E = BCD; F = ACD; G = ABC; H= ABD O E = A; F = AB; G= ABC; H= ABCD O E = AB; F = AC; G= AD; H= BC; I = BD; J= CD O E = ABCD O E = BCD; F = ACD; G = ABC; H = ABD; I = ABCD You have used 0 of 1 attempt Submit 6.2 What is a correct alias structure? 2.5 Points O I = CEH O I = BC O I = ADFH OI = A O 1 = ABCG O I = ABC OI =E You have used 0 of 1 attempt Submit 2.5 Points O A = BCG O A = DH O A = CE O A = B O A = H O A = BCD You have used 0 of 1 attempt Submit