Life expectancy at age 65 being higher than at birth indicates:
A. Data error in life table construction
B. Migration of elderly into the population
C. High infant and child mortality pulling down life expectancy at birth
D. Improving healthcare for the elderly
Answer: Option C
Solution (By JKSSB Mock Tests)
Life expectancy at birth is heavily influenced by early-life mortality; if many children die young, e₀ is low, but those surviving to 65 have already passed high-risk ages, so e₆₅ is naturally higher.
Assertion (A): A good questionnaire should avoid leading questions. Reason (R): Leading questions suggest a particular answer and bias the response. Choose the correct option:
A.A is true, R is false
B.A is false, R is true
C.Both A and R are true, but R is not the correct explanation of A
D.Both A and R are true, and R is the correct explanation of A
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