A 'life table' provides estimates of: MCQ with Answer and Explanation

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A 'life table' provides estimates of:

A. Migration rates

B. Probability of dying at each age and life expectancy

C. Fertility rates only

D. Population density

Answer: Option B

Solution (By JKSSB Mock Tests)

Life tables summarize age-specific mortality and survival.

This question belongs to: Accountancy and Statistics Statistics

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Question #1

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Which of the following statements is true for the geometric mean?

A. GM can be calculated for data containing negative values.

B. GM = 0 if all values are positive.

C. GM is always greater than AM.

D. GM is suitable for averaging ratios and percentages.

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Correct Answer: Option D

Explanation:
GM is appropriate for multiplicative data like growth rates. It cannot handle negatives, and GM ≤ AM.

This question belongs to: Accountancy and Statistics Statistics

Question #2

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Neonatal mortality rate is expressed per:

A. 1000 women

B. 1000 population

C. 1000 live births

D. 1000 total births

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Correct Answer: Option C

Explanation:
NMR = (Neonatal deaths / Live births) × 1000.

This question belongs to: Accountancy and Statistics Statistics

Question #3

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Neonatal Mortality Rate (NMR) specifically measures deaths occurring:

A. Between 28 days and 1 year of age

B. Within the first 28 days (0-27 days) of life

C. During childbirth only

D. Within the first 24 hours of life

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Correct Answer: Option B

Explanation:
NMR = (Deaths under 28 days / Live births) × 1,000. It isolates early infancy mortality, often reflecting quality of obstetric and immediate newborn care.

This question belongs to: Accountancy and Statistics Statistics

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