The population of India as per 2011 Census is: MCQ with Answer and Explanation

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The population of India as per 2011 Census is:

A. 1.02 billion

B. 1.21 billion

C. 1.31 billion

D. 1.4 billion

Answer: Option B

Solution (By JKSSB Mock Tests)

1.21 billion (1210.2 million).

This question belongs to: Accountancy and Statistics Statistics

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Question #1

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Ultimate class frequencies in a three-attribute system (A, B, C) refer to frequencies of classes like:

A. (AB), (AC), (BC)

B. N only

C. (ABC), (ABγ), (AβC), (αBC), etc.

D. (A), (B), (C)

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Correct Answer: Option C

Explanation:
Ultimate class frequencies are the most detailed categories where each unit is classified by the presence or absence of every attribute, e.g., (ABC) for possessing all three, (ABγ) for A and B present but C absent.

This question belongs to: Accountancy and Statistics Statistics

Question #2

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Maternal Mortality Ratio is defined as maternal deaths per 100,000 live births. It measures:

A. Fertility

B. Child health

C. Infant health

D. Risk of death related to pregnancy and childbirth

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Correct Answer: Option D

Explanation:
MMR captures the risk of maternal death per live birth.

This question belongs to: Accountancy and Statistics Statistics

Question #3

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If two attributes have perfect positive association, then:

A. (AB) = (A) = (B)

B. (A) = (B)

C. (AB) = 0

D. (αβ) = 0

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Correct Answer: Option A

Explanation:
Perfect positive association means all A's are B's and all B's are A's, so (AB) equals both marginals.

This question belongs to: Accountancy and Statistics Statistics

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