Infant mortality rate and life expectancy at birth are generally: MCQ with Answer and Explanation
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Question #1
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The factor reversal test links:
Correct Answer: Option D
Explanation:
It requires Price index × Quantity index = Value index.
It requires Price index × Quantity index = Value index.
This question belongs to:
Accountancy and Statistics
Statistics
Question #2
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The midpoint of a class interval 20-30 (exclusive) is:
Correct Answer: Option B
Explanation:
Class midpoint = (Lower limit + Upper limit) / 2 = (20 + 30) / 2 = 25. This represents the central value of the class for calculations like mean in grouped data.
Class midpoint = (Lower limit + Upper limit) / 2 = (20 + 30) / 2 = 25. This represents the central value of the class for calculations like mean in grouped data.
This question belongs to:
Accountancy and Statistics
Statistics
Question #3
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Which of the following statements about the circular test is correct?
Correct Answer: Option B
Explanation:
Circular test checks consistency over multiple periods: the product of indices from 0 to 1, 1 to 2, and 2 back to 0 should equal 1. Time reversal is P₀₁×P₁₀=1.
Circular test checks consistency over multiple periods: the product of indices from 0 to 1, 1 to 2, and 2 back to 0 should equal 1. Time reversal is P₀₁×P₁₀=1.
This question belongs to:
Accountancy and Statistics
Statistics
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