Which of the Following Statements Is True

question 52

Multiple Choice

Which of the following statements is true?

• A) Dummy variables are used to incorporate categorical variables into a regression model.
• B) You should use one fewer dummy variables than are categories for the qualitative variable in question.
• C) It is appropriate to compute a correlation coefficient for the relationship between a dependent variable and a dummy variable.
• D) All of the above are true.

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