Demography is the statistical study of: MCQ with Answer and Explanation

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Demography is the statistical study of:

A. Vital events only

B. Human population

C. Economic variables

D. Animal population

Answer: Option B

Solution (By JKSSB Mock Tests)

Demography focuses on human populations, their size, structure, and changes.

This question belongs to: Accountancy and Statistics Statistics

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Practice More Statistics Questions

Question #1

A histogram is used for representing:

A. Continuous frequency distribution

B. Discrete data

C. Cumulative frequencies

D. Qualitative data

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Correct Answer: Option A

Explanation:
Histogram is for continuous data, with adjacent bars touching.

This question belongs to: Accountancy and Statistics Statistics

Question #2

The complement of the event 'at least one head' in two coin tosses is:

A. Exactly one head

B. Two heads

C. At least one tail

D. No heads (both tails)

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Correct Answer: Option D

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

This question belongs to: Accountancy and Statistics Statistics

Question #3

The sum of deviations of all values from the median is minimized when measured in:

A. Squared deviations

B. Absolute deviations

C. Relative deviations

D. Cubed deviations

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Correct Answer: Option B

Explanation:
Median minimizes sum of absolute deviations.

This question belongs to: Accountancy and Statistics Statistics

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