A woman aged 28 gives birth to a child. Under ASFR calculation, this birth contributes to the age group: MCQ with Answer and Explanation

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A woman aged 28 gives birth to a child. Under ASFR calculation, this birth contributes to the age group:

A. 25-29

B. 28-32

C. 30-34

D. 20-24

Answer: Option A

Solution (By JKSSB Mock Tests)

Standard 5-year age groups: 25-29 includes ages 25 to 29.

This question belongs to: Accountancy and Statistics Statistics

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Question #1

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If P(A) = 0.6, P(B) = 0.3, and P(A ∩ B) = 0.18, then events A and B are:

A. Mutually exclusive

B. Exhaustive

C. Independent

D. Dependent

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Correct Answer: Option C

Explanation:
Events are independent if P(A ∩ B) = P(A) × P(B). Here, 0.6 × 0.3 = 0.18, satisfying the condition.

This question belongs to: Accountancy and Statistics Statistics

Question #2

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Which sampling method is MOST appropriate for collecting primary data from a heterogeneous population with distinct subgroups?

A. Stratified random sampling

B. Snowball sampling

C. Convenience sampling

D. Simple random sampling

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Correct Answer: Option A

Explanation:
Stratified sampling divides the population into homogeneous subgroups (strata) and samples from each, ensuring representation of all key segments and improving precision for subgroup analysis.

This question belongs to: Accountancy and Statistics Statistics

Question #3

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Total Fertility Rate (TFR) is a period measure that assumes:

A. Women will experience current age-specific fertility rates throughout their lives

B. Mortality rates remain constant

C. All women marry at the same age

D. Migration is zero

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Correct Answer: Option A

Explanation:
TFR sums current ASFRs to estimate completed fertility for a hypothetical cohort, assuming no future changes in age-specific fertility behavior, making it a snapshot of current fertility intensity.

This question belongs to: Accountancy and Statistics Statistics

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