Social Sciences, asked by raaz20, 1 year ago

Define life expectancy. (1Mark)

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Answered by raaj25

5

Life expectancy refers to the number of years a person is expected to live based on the statistical average. Life expectancy varies by geographical area and by era. ... In mathematical terms, life expectancy refers to the expected number of years remaining for an individual at any givenage...

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rakshithachinnu: but he asked only for one maeks

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Answered by kajal193

3

the average period a person may except to live.

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