Which of the Following Plots Can Be Used to Indicate

question 14

Multiple Choice

Which of the following plots can be used to indicate that there may be different groups in the data that should be considered separately?

• A)Histogram of the residuals.
• B)Residuals vs predicted values.
• C)A scatterplot showing regression lines for each group.
• D)All of these.
• E)None of these.

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