Question

This Figure corresponds to data in question 10, is a linear model appropriate in this case? Explain your answer ✓ Residual Plots for C2 Residual Plots for C2 Normal Probability Plot Versus Fits 0.050 Percent Residual 10 5.20 5.25 0.00 Residual 5.15 Fitted Value Histogram Versus Order Frequency Residual -0.06 -0.04 0.04 -0.02 0.00 0.02 Residual Observation Order BIA-A-I E HTML Editora X XEE T11201 - Paragraph

Answer 1

If we saw the residuals verses fit plot it is clear that points are not randomly distributed.

There exit a decreasing line .

Therefore, constant variance assumption is not satisfied.

And histogram also doesn't negative skewed.

Therefore, linear model is not appropriate.

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