Life expectancy at birth is an indicator of: MCQ with Answer and Explanation

Life expectancy at birth is an indicator of:
A. Mortality conditions
B. Fertility
C. Migration
D. Economic growth
Answer: Option A
Solution (By JKSSB Mock Tests)
Life expectancy summarizes the mortality pattern of a population.

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Practice More Statistics Questions

Question #1
Which of the following is a characteristic of a good index number?
A. It should satisfy the circular test.
B. It should not be based on a basket of items.
C. It should be biased.
D. It should use only current year weights.

Correct Answer: Option A


Explanation:
Desirable properties include satisfying tests like time reversal, factor reversal, circular.

This question belongs to: Accountancy and Statistics Statistics
Question #2
In a frequency distribution, if the class midpoints are 10, 20, 30, 40, the class width is:
A. 10
B. 15
C. 20
D. 5

Correct Answer: Option A


Explanation:
Difference between consecutive midpoints = 10, so class width = 10.

This question belongs to: Accountancy and Statistics Statistics
Question #3
The term 'demographic dividend' refers to:
A. Increase in birth rate
B. High immigration
C. Increase in working-age population relative to dependents
D. Decrease in death rate

Correct Answer: Option C


Explanation:
Demographic dividend is the economic growth potential when the share of the working-age population is larger than the non-working-age share.

This question belongs to: Accountancy and Statistics Statistics