The arrangement of data into classes based on common characteristics is: MCQ with Answer and Explanation

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The arrangement of data into classes based on common characteristics is:

A. Classification

B. Tabulation

C. Analysis

D. Presentation

Answer: Option A

Solution (By JKSSB Mock Tests)

Classification is the process of grouping data into categories.

This question belongs to: Accountancy and Statistics Statistics

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Question #1

In demography, 'population momentum' refers to:

A. Rapid urbanization

B. Sudden increase in life expectancy

C. Mass migration events

D. Continued population growth after fertility reaches replacement level due to young age structure

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Correct Answer: Option D

Explanation:
Population momentum occurs when a young age structure (many future parents) causes growth to continue for decades even after fertility falls to replacement level, as births exceed deaths temporarily.

This question belongs to: Accountancy and Statistics Statistics

Question #2

Which of the following index numbers does NOT require weights?

A. Paasche index

B. Fisher index

C. Laspeyres index

D. Simple aggregative index

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Correct Answer: Option D

Explanation:
Simple aggregative treats all items equally; others are weighted.

This question belongs to: Accountancy and Statistics Statistics

Question #3

A decrease in the crude death rate with an unchanged crude birth rate will cause the rate of natural increase to:

A. Remain unchanged

B. Increase

C. Decrease

D. Become zero

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Correct Answer: Option B

Explanation:
Natural increase = CBR - CDR. If CDR falls, the difference increases.

This question belongs to: Accountancy and Statistics Statistics

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