The measure 'Child-Woman Ratio' is a: MCQ with Answer and Explanation

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The measure 'Child-Woman Ratio' is a:

A. Direct measure of fertility

B. Measure of mortality

C. Indirect measure of fertility

D. Measure of migration

Answer: Option C

Solution (By JKSSB Mock Tests)

It relates children 0-4 to women 15-49, approximating fertility.

This question belongs to: Accountancy and Statistics Statistics

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Question #1

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Which of the following means is most appropriate to find the average rate of population growth over a decade?

A. Harmonic Mean

B. Arithmetic Mean

C. Weighted Mean

D. Geometric Mean

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Correct Answer: Option D

Explanation:
Geometric mean is the best measure for averaging ratios, percentages, and compound growth rates.

This question belongs to: Accountancy and Statistics Statistics

Question #2

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In a moderately skewed distribution, if the mean is 45 and the mode is 39, the median is approximately:

A. 41

B. 42

C. 43

D. 44

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Correct Answer: Option C

Explanation:
Using the empirical relationship: Mode ≈ 3×Median - 2×Mean. Rearranging: Median ≈ (Mode + 2×Mean)/3 = (39 + 90)/3 = 129/3 = 43. This approximation holds for moderately skewed unimodal distributions.

This question belongs to: Accountancy and Statistics Statistics

Question #3

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Standardized Death Rate (SDR) is used to:

A. Adjust birth rates for underreporting

B. Calculate crude death rates for small areas

C. Estimate infant mortality from census data

D. Compare mortality between populations with different age structures

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Correct Answer: Option D

Explanation:
SDR applies age-specific death rates of a population to a standard age distribution, eliminating the confounding effect of age structure to enable fair mortality comparisons across regions or time.

This question belongs to: Accountancy and Statistics Statistics

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