For a given data, Σp₁q₀ = 600, Σp₀q₀ = 500, Σp₁q₁ = 700, Σp₀q₁ = 600. The value index is: MCQ with Answer and Explanation
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Question #1
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Consider the following statements about probability: 1. For any two events, P(A∪B) ≤ P(A) + P(B). 2. If A ⊆ B, then P(A) ≤ P(B). 3. For independent events, P(A|B) = P(A). Which of the above is/are correct?
Correct Answer: Option A
Explanation:
All are fundamental axioms/theorems of probability.
All are fundamental axioms/theorems of probability.
This question belongs to:
Accountancy and Statistics
Statistics
Question #2
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Yule's coefficient of association is undefined when:
Correct Answer: Option D
Explanation:
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.
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
Question #3
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Fisher's ideal index satisfies which tests?
Correct Answer: Option D
Explanation:
Fisher's index is the geometric mean of Laspeyres and Paasche and satisfies both the time reversal and factor reversal tests.
Fisher's index is the geometric mean of Laspeyres and Paasche and satisfies both the time reversal and factor reversal tests.
This question belongs to:
Accountancy and Statistics
Statistics
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