Life expectancy at Birth means

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Average expected length of life of a person at the time of birth.

Average expected length of life of a person at the time of death.

Average expected length of a child at the time of birth.

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answer is A.

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Detailed Solution

Life expectancy at birth means the average expected length of life of a person at the time of birth.
It tells us the average number of years a person is expected to live. It determines the health status of all age groups and is based on various factors such as year of birth, current age, and sex of a person. It is found in variations due to the basic amenities, health status, medical care and diet of the particular group. India’s life expectancy is 69.7 while the global average life expectancy is 72.6 years.

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