Which of the following describes the Natural Increase of a population? MCQ with Answer and Explanation

Which of the following describes the Natural Increase of a population?
A. Births + In-migration
B. Immigration - Emigration
C. Births - Deaths
D. (Births - Deaths) + (Immigration - Emigration)
Answer: Option C
Solution (By JKSSB Mock Tests)
Natural increase is driven purely by vital events (Births minus Deaths), ignoring migration.

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Practice More Statistics Questions

Question #1
A questionnaire includes the question: 'Don't you agree that government policies have improved rural healthcare?' This question violates which design principle?
A. Maintaining neutrality and avoiding leading questions
B. Avoiding double-barreled questions
C. Ensuring questions are answerable by all respondents
D. Mutually exclusive response options

Correct Answer: Option A


Explanation:
The question is leading because it presupposes agreement and pressures respondents toward a positive response, violating the principle of neutrality in questionnaire design.

This question belongs to: Accountancy and Statistics Statistics
Question #2
A bag contains 3 red and 4 black balls. If two balls are drawn at random without replacement, what is the probability that both are red?
A. 1/7
B. 2/7
C. 3/14
D. 9/49

Correct Answer: Option A


Explanation:
P(Both Red) = (3/7) × (2/6) = 6/42 = 1/7.

This question belongs to: Accountancy and Statistics Statistics
Question #3
If Laspeyres' index is 121 and Paasche's index is 100, Fisher's index is:
A. 100
B. 121
C. 110
D. 110.5

Correct Answer: Option C


Explanation:
Fisher's = square root of (Laspeyres * Paasche) = sqrt(121 * 100) = sqrt(12100) = 110.

This question belongs to: Accountancy and Statistics Statistics