The residual plot below indicates that one or more of assumptions of the liner r

Question

The residual plot below indicates that one or more of assumptions of the liner regression model may not be met. Which of the following is a reasonable conclusion based on this residual plot? a. The residual plot clearly indicates a non-linear model would be more appropriate. b. There is evidence that the residuals are not normally distributed. c. The slope of the regression line is non-zero. d. The correlation between x and y is non-zero. e. There is evidence the residuals do not have the same variance for all x values.

Explanation / Answer

Answer : The residual plot clearly indicates a non-linear model would be more appropriate.

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