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

question 73

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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