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.

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