For each of the following residual plots, determine whether a linear model is appropriate. a. b. 15
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For each of the following residual plots, determine whether a linear model is appropriate.
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a. b. 15 2.0 10- 1.5 1.0 Residual 0.5 0 Residual -0.5- -1.0 5 0 -5 -10- -1.5- -2.0 -15+ T -2 -1 0 1 2 -10 -5 0 5 10 15 x X
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