One fitted the OLS of a regression of Y|X1, X2 under assuming E(Y|X1, X2) = Bo + B1X1 + 82X2 is true. As diagnostics, two residual plots are presented in Figure 1. What can you say about the fit from Figure 1? 200000 400 0 200000 400 800000 -600000 -400000 -200000 0 -800000 -600000 -400000 -200000 350000 -100000 -50000 Estimates y 50000 100000 Normal quantiles a. Residual Plot b. QQ plot for Normality Figure 1: Problem 1