NRR = 0.8 means: MCQ with Answer and Explanation

NRR = 0.8 means:
A. Population is doubling
B. Population is stable
C. Each generation is not replacing itself
D. High growth
Answer: Option C
Solution (By JKSSB Mock Tests)
NRR < 1 indicates population decline in the long run.

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Practice More Statistics Questions

Question #1
The complement of the event 'at least one head' in two coin tosses is:
A. Two heads
B. At least one tail
C. No heads (both tails)
D. Exactly one head

Correct Answer: Option C


Explanation:
Complement of 'at least one head' is 'no heads'.

This question belongs to: Accountancy and Statistics Statistics
Question #2
Two dice are thrown simultaneously. The probability of getting a sum of 7 is:
A. 1/36
B. 1/12
C. 1/6
D. 7/36

Correct Answer: Option C


Explanation:
Favorable outcomes: (1,6), (2,5), (3,4), (4,3), (5,2), (6,1) = 6. Total outcomes = 36. Prob = 6/36 = 1/6.

This question belongs to: Accountancy and Statistics Statistics
Question #3
Standardized Death Rate allows comparison by:
A. Ignoring age structure entirely
B. Focusing only on infant deaths
C. Applying age-specific rates to a common standard population
D. Using the same crude death rate formula for all populations

Correct Answer: Option C


Explanation:
SDR eliminates age structure effects by calculating what the death rate would be if the population had the age distribution of a standard population, enabling unbiased mortality comparisons.

This question belongs to: Accountancy and Statistics Statistics