A population pyramid with a broad base indicates: MCQ with Answer and Explanation
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Question #1
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Which property of the arithmetic mean states that the sum of deviations from the mean is always zero?
Correct Answer: Option B
Explanation:
The sum of deviations of all observations from their arithmetic mean is always zero, i.e., Σ(x - x̄) = 0, which is a fundamental algebraic property of the mean.
The sum of deviations of all observations from their arithmetic mean is always zero, i.e., Σ(x - x̄) = 0, which is a fundamental algebraic property of the mean.
This question belongs to:
Accountancy and Statistics
Statistics
Question #2
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The geometric mean is equal to the arithmetic mean when:
Correct Answer: Option D
Explanation:
AM = GM if and only if all numbers are identical.
AM = GM if and only if all numbers are identical.
This question belongs to:
Accountancy and Statistics
Statistics
Question #3
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The Census of India 2011 was the:
Correct Answer: Option A
Explanation:
Since the first synchronous census in 1881, 2011 was the 15th decennial census.
Since the first synchronous census in 1881, 2011 was the 15th decennial census.
This question belongs to:
Accountancy and Statistics
Statistics
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