Which of the following is NOT a demographic process? MCQ with Answer and Explanation
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Question #1
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Vital statistics are related to:
Correct Answer: Option B
Explanation:
Vital statistics pertain to the recording of vital events like births, deaths, marriages, etc.
Vital statistics pertain to the recording of vital events like births, deaths, marriages, etc.
This question belongs to:
Accountancy and Statistics
Statistics
Question #2
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If NRR equals 1, the population is said to be:
Correct Answer: Option D
Explanation:
NRR = 1 implies each generation replaces itself exactly.
NRR = 1 implies each generation replaces itself exactly.
This question belongs to:
Accountancy and Statistics
Statistics
Question #3
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The combined mean of two groups is 50. If n₁=20, mean₁=45, and n₂=30, mean₂ is:
Correct Answer: Option D
Explanation:
50 = (20×45 + 30×mean₂) / 50 → 2500 = 900 + 30×mean₂ → mean₂ = 1600/30 = 53.33.
50 = (20×45 + 30×mean₂) / 50 → 2500 = 900 + 30×mean₂ → mean₂ = 1600/30 = 53.33.
This question belongs to:
Accountancy and Statistics
Statistics
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