If a population has a high infant mortality rate, its life expectancy at birth is likely: MCQ with Answer and Explanation

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If a population has a high infant mortality rate, its life expectancy at birth is likely:

A. Low

B. Equal to fertility

C. High

D. Unaffected

Answer: Option A

Solution (By JKSSB Mock Tests)

High infant deaths reduce the average life expectancy.

This question belongs to: Accountancy and Statistics Statistics

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Practice More Statistics Questions

Question #1

Which of the following pairs are mutually exclusive?

A. Getting a head and a tail in a single coin toss

B. Getting an even number and a prime number on a die

C. Getting a 4 and an even number on a die

D. Drawing a heart and a queen from a deck

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Correct Answer: Option A

Explanation:
Head and tail cannot occur simultaneously in one toss.

This question belongs to: Accountancy and Statistics Statistics

Question #2

In India, the consumer price index for agricultural labourers (CPI-AL) is compiled by:

A. Labour Bureau

B. NSSO

C. CSO

D. RBI

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Correct Answer: Option A

Explanation:
Labour Bureau compiles CPI-AL and CPI-RL (rural labourers).

This question belongs to: Accountancy and Statistics Statistics

Question #3

If P(A)=0.4, P(B)=0.5, and P(A∩B)=0.2, then P(A'∩B') is:

A. 0.5

B. 0.7

C. 0.1

D. 0.3

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Correct Answer: Option D

Explanation:
P(A∪B)=0.4+0.5-0.2=0.7. P(A'∩B')=1-0.7=0.3.

This question belongs to: Accountancy and Statistics Statistics

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