Consider the linear model to analyze a factorial 22 hit: 2 \"+Ai + 31' + (ARM; + Em: 1': 1,3}- = 1.2 k = 1,2,...,n i} Estimate by least squares the parameters (eeets or factors); considering the following restrictions EA:- = {1,231- : ,{AB)U = [1 ii) Show that qk = j\