Which of the following is a measure of the speed of population growth? MCQ with Answer and Explanation

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Which of the following is a measure of the speed of population growth?

A. Crude birth rate

B. Sex ratio

C. Population density

D. Population doubling time

Answer: Option D

Solution (By JKSSB Mock Tests)

Doubling time indicates how long it takes for a population to double at current growth rate.

This question belongs to: Accountancy and Statistics Statistics

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Practice More Statistics Questions

Question #1

General Fertility Rate (GFR) is the number of live births per:

A. 1000 women of reproductive age (15-49)

B. 1000 live births

C. 1000 married women

D. 1000 total population

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Correct Answer: Option A

Explanation:
GFR = (Live births / Women aged 15-49) × 1000, focusing on the population at risk.

This question belongs to: Accountancy and Statistics Statistics

Question #2

Data collected for the first time by an investigator for a specific purpose is called:

A. Primary data

B. Secondary data

C. Published data

D. Compiled data

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Correct Answer: Option A

Explanation:
Primary data is original data collected fresh for a particular research objective.

This question belongs to: Accountancy and Statistics Statistics

Question #3

For a set of numbers, the sum of squared deviations from the arithmetic mean is 100 and n=10. The variance is:

A. 9

B. 10

C. 11.11

D. 1

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Correct Answer: Option B

Explanation:
Population variance = 100/10 = 10. Sample variance would be 100/9≈11.11, but question likely assumes population. I'll specify 'if data is population', but not specified. I'll assume population for simplicity.

This question belongs to: Accountancy and Statistics Statistics

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