Vital statistics are typically derived from: MCQ with Answer and Explanation

Vital statistics are typically derived from:
A. Population registers
B. Census
C. Sample surveys
D. Civil registration system
Answer: Option D
Solution (By JKSSB Mock Tests)
The primary source for vital events like births and deaths is the civil registration system.

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Practice More Statistics Questions

Question #1
Infant Mortality Rate (IMR) of 30 per 1,000 live births means:
A. 30 out of every 1,000 newborns die before their first birthday
B. 3% of infants die before age 1
C. Life expectancy is 30 years
D. 30 mothers die per 1,000 births

Correct Answer: Option A


Explanation:
IMR = (Infant deaths / Live births) × 1,000. An IMR of 30 indicates 30 infant deaths per 1,000 live births, a key indicator of child health and healthcare system performance.

This question belongs to: Accountancy and Statistics Statistics
Question #2
Population growth rate is calculated as:
A. Crude Birth Rate - Crude Death Rate
B. (Births + Immigration - Deaths - Emigration) / Mid-year population × 100
C. (Births - Deaths) / Mid-year population × 100
D. Both B and C are correct

Correct Answer: Option D


Explanation:
Natural growth rate = CBR - CDR (per 1,000); overall growth rate includes net migration. Both formulations are used, with B being comprehensive and C focusing on natural increase.

This question belongs to: Accountancy and Statistics Statistics
Question #3
Assertion (A): Median is better than Mean for skewed distributions. Reason (R): Median is entirely immune to extreme values.
A. A is true but R is false
B. A is false but R is true
C. Both A and R are true and R is the correct explanation
D. Both A and R are true but R is NOT the correct explanation

Correct Answer: Option C


Explanation:
Median is a positional average based on rank, so an extreme outlier does not shift the median's location.

This question belongs to: Accountancy and Statistics Statistics