Which of the Following Statements Is True

question 126

Multiple Choice

Which of the following statements is true?

• A) It is appropriate to compute a correlation coefficient for the relationship between a dummy variable and a dependent variable.
• B) If a qualitative variable has m categories, you should use m - 1 dummy variables to incorporate the qualitative variable into a regression model.
• C) Dummy variables are used to incorporate qualitative variables into a regression model.
• D) All of these.
• E) None of these.

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Definitions:

Ethical Limitations

Boundaries set by moral principles that guide individuals' actions and decisions, particularly in professional contexts.

Psychological Research

The systematic investigation of mental processes and behavior through experiments, observation, and analysis.

Safeguards

Measures or mechanisms put in place to protect against unforeseen harm, error, or violation in various contexts.

Well-Being

A state of general contentment, health, happiness, and satisfaction with life's circumstances.