Question: Following is a residual plot produced by MINITAB. Was it appropriate to compute the least-squares regression line? Explain. Residual 0.4 0.3 0.2 Residuals Versus x

Following is a residual plot produced by MINITAB. Was it appropriate to compute the least-squares regression line? Explain. Residual 0.4 0.3 0.2 Residuals Versus x 0.1 0.0 -0.1 -0.2 -0.3

Residual 0.4 0.3 0.2 Residuals Versus x 0.1 0.0 -0.1 -0.2 -0.3 -0.4 -0.5 1.5 2.0 2.5 3.0 X

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