If two attributes A and B have a coefficient of association Q = -0.8, this indicates: MCQ with Answer and Explanation

If two attributes A and B have a coefficient of association Q = -0.8, this indicates:
A. No association
B. Strong positive association
C. Weak positive association
D. Strong negative association
Answer: Option D
Solution (By JKExamLibrary)
Yule's Q ranges from -1 to +1; values near -1 indicate strong negative association (presence of one attribute tends to coincide with absence of the other), near +1 strong positive association.

This question belongs to: Accountancy and Statistics Statistics

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Which of the following statements is true for the geometric mean?
A. GM is suitable for averaging ratios and percentages.
B. GM is always greater than AM.
C. GM can be calculated for data containing negative values.
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Correct Answer: Option A


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GM is appropriate for multiplicative data like growth rates. It cannot handle negatives, and GM ≤ AM.

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Population policy in India aims to achieve:
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Correct Answer: Option B


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Conditional probability P(A|B) is defined as:
A. P(A) / P(B)
B. P(A∩B) / P(B)
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Correct Answer: Option B


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