B. For each of the following statements, answer "agree" or "disagree," and provide justification and rigorous reasoning. 1. "The equation score =0+1 spend +2spend2+3 avginc +u cannot be estimated because it suffers from perfect collinearity." 2. "In the multiple regression equation wage =4.32+1.13 educ +0.45exper, the predicted wage when educ =12 and exper =6 is 11.94.".