Vital statistics are essential for calculating which of the following? MCQ with Answer and Explanation

Question
Vital statistics are essential for calculating which of the following?
A. Gross Domestic Product
B. Literacy rate
C. Life expectancy
D. Poverty headcount ratio
Answer: Option C
Solution (By JKSSB Mock Tests)
Life expectancy is derived from life tables constructed using age-specific death rates, which rely on vital statistics data on deaths and population by age.
This question belongs to: Accountancy and Statistics Statistics
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Practice More Statistics Questions

Question #1
The CPI (Rural) and CPI (Urban) are compiled by:
A. NITI Aayog
B. RBI
C. Labour Bureau
D. Central Statistics Office (NSO)
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Correct Answer: Option D

Explanation:
The National Statistical Office (NSO), under MoSPI, compiles the CPI for rural, urban, and combined.
This question belongs to: Accountancy and Statistics Statistics
Question #2
The mode is not unique when:
A. Data are qualitative
B. All values appear exactly once
C. Two values appear with the same highest frequency
D. Data are continuous
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Correct Answer: Option C

Explanation:
If two or more values share the maximum frequency, the distribution is multimodal.
This question belongs to: Accountancy and Statistics Statistics
Question #3
A car travels 60 km/h for the first half of a distance and 40 km/h for the second half. The average speed (km/h) is:
A. 45
B. 48
C. 50
D. 52
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Correct Answer: Option B

Explanation:
Harmonic mean of speeds: 2 / (1/60 + 1/40) = 2 / (5/120) = 240/5 = 48 km/h.
This question belongs to: Accountancy and Statistics Statistics
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