Q. 154.8( 8 Votes )

What do you understand by the term life expectancy?

Answer :

Life expectancy in its simplest form means the average period that a person may expect to live. It is a statistical measure of the average time span an individual is expected to live based on the year of its birth, its current age and other demographic factors including gender. Life expectancy is one of the factors in measuring the Human Development Index of each nation.


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