Yule's coefficient of association is undefined when: MCQ with Answer and Explanation

Yule's coefficient of association is undefined when:
A. (AB)(αβ) + (Aβ)(αB) = 0
B. Attributes are independent
C. (AB) = 0
D. N is odd
Answer: Option A
Solution (By JKExamLibrary)
Yule's Q = [(AB)(αβ) - (Aβ)(αB)] / [(AB)(αβ) + (Aβ)(αB)]; if the denominator is zero (all cells zero or impossible configuration), Q is undefined, though this rarely occurs in real data.

This question belongs to: Accountancy and Statistics Statistics

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