The weight in the weighted mean reflects: MCQ with Answer and Explanation
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Question #1
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In demography, 'population momentum' refers to:
Correct Answer: Option B
Explanation:
Population momentum occurs when a young age structure (many future parents) causes growth to continue for decades even after fertility falls to replacement level, as births exceed deaths temporarily.
Population momentum occurs when a young age structure (many future parents) causes growth to continue for decades even after fertility falls to replacement level, as births exceed deaths temporarily.
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Accountancy and Statistics
Statistics
Question #2
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If the sum of 20 observations is 400, what is the Arithmetic Mean?
Correct Answer: Option C
Explanation:
Mean = Sum of observations / Number of observations = 400 / 20 = 20.
Mean = Sum of observations / Number of observations = 400 / 20 = 20.
This question belongs to:
Accountancy and Statistics
Statistics
Question #3
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A demographer wants to study the mortality of infants specifically related to birth trauma or congenital issues. Which rate is best?
Correct Answer: Option C
Explanation:
Neonatal deaths (first 28 days) are heavily driven by endogenous factors like birth defects and birth trauma.
Neonatal deaths (first 28 days) are heavily driven by endogenous factors like birth defects and birth trauma.
This question belongs to:
Accountancy and Statistics
Statistics
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