The Following Is a Plot of the Residuals Versus Fat

question 21

Multiple Choice

The following is a plot of the residuals versus fat for 26 menu items at a fast food restaurant. Which of the following statements is supported by this plot?

• A)A linear model is appropriate for explaining the relationship between the explanatory and response variables for this case.
• B)There is evidence that the deviations described by the model are not Normal in distribution.
• C)The abundance of outliers and influential observations in the plot means that the assumptions for regression are clearly violated.
• D)None of the answer options is correct.

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Definitions:

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