Which of the following is a vital event? MCQ with Answer and Explanation

Which of the following is a vital event?

A. Migration

B. Enrollment in school

C. Marriage

D. Employment

Answer: Option C

Vital events include births, deaths, marriages, divorces.

This question belongs to: Accountancy and Statistics Statistics

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Question #1 Report Error

For mutually exclusive events A and B with P(A)=0.4, P(B)=0.3, P(A∪B) is:

A. 0.7

B. 0.12

C. 0.58

D. 0.1

Correct Answer: Option A

Explanation:
Since A and B are mutually exclusive, P(A∪B) = P(A) + P(B) = 0.7.

This question belongs to: Accountancy and Statistics Statistics

Question #2 Report Error

The main source of vital statistics in India is:

A. Sample Registration System

B. National Sample Survey

C. Civil Registration System

D. Census

Correct Answer: Option C

Explanation:
Civil registration system records births and deaths as they occur.

This question belongs to: Accountancy and Statistics Statistics

Question #3 Report Error

If Laspeyres' index is 121 and Paasche's index is 100, Fisher's index is:

A. 110.5

B. 110

C. 121

D. 100

Correct Answer: Option B

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

This question belongs to: Accountancy and Statistics Statistics