Which of the Following Statements Is True for Chi-Squared Tests

question 54

Multiple Choice

Which of the following statements is true for chi-squared tests?

• A) Testing for equal proportions is identical to testing for goodness-of-fit.
• B) The number of degrees of freedom in a test of a contingency table with r rows and c columns is (r - 1)(c - 1).
• C) The number of degrees of freedom in a goodness-of-fit test with k categories is k - 1.
• D) All of these choices are true.

---

Definitions:

Psychological Characteristics

Traits and features that define an individual's mental and emotional makeup, influencing behavior and cognition.

Personality

The combination of characteristics or qualities that form an individual's distinctive character.

Lifestyle

The way in which a person or group lives, including their activities, attitudes, and habits.

Attitudes

A settled way of thinking or feeling about someone or something, typically reflected in a person's behavior.