Age Specific Fertility Rate (ASFR) for age group 20-24 uses denominator: MCQ with Answer and Explanation

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Age Specific Fertility Rate (ASFR) for age group 20-24 uses denominator:

A. Total population

B. Total women

C. Total births

D. Women aged 20-24

Answer: Option D

Solution (By JKSSB Mock Tests)

ASFR = (Births to women in age group) / (Number of women in that age group) × 1000.

This question belongs to: Accountancy and Statistics Statistics

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Question #1

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If the probability that a student passes Mathematics is 0.7, passes English is 0.6, and passes both is 0.4, what is the probability that the student passes at least one subject?

A. 1.0

B. 0.9

C. 0.7

D. 0.8

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Correct Answer: Option B

Explanation:
P(Math ∪ English) = P(Math) + P(English) - P(both) = 0.7 + 0.6 - 0.4 = 0.9. This uses the addition theorem to avoid double-counting students who pass both.

This question belongs to: Accountancy and Statistics Statistics

Question #2

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In attributes, if (A)=70, (B)=50, (αβ)=10, and N=100, then (AB) is:

A. 30

B. 20

C. 40

D. 10

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Correct Answer: Option A

Explanation:
(αβ)= N - (A) - (B) + (AB) ⇒ 10 = 100 -70 -50 + (AB) ⇒ (AB)=30.

This question belongs to: Accountancy and Statistics Statistics

Question #3

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Which measure of mortality is LEAST affected by population age structure?

A. Life Expectancy at Birth

B. Age-Specific Death Rate for 40-44 years

C. Infant Mortality Rate

D. Crude Death Rate

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Correct Answer: Option B

Explanation:
Age-specific death rates focus on a narrow age group, minimizing the influence of overall population age structure, unlike crude rates or life expectancy which aggregate across ages.

This question belongs to: Accountancy and Statistics Statistics

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