Question: Write a simple program to simulate data so that when you plot residuals against x after fitting the bivariate linear model E(yi) = ????0 +

Write a simple program to simulate data so that when you plot residuals against x after fitting the bivariate linear model E(yi) = ????0 + ????1xi, the plot shows inadequacy of

(a) the linear predictor,

(b) the constant variance assumption.

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