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Multilingual Demographic Dictionary, second unified edition, English volume

Lexis diagram

Multilingual Demographic Dictionary, second unified edition, English vol.
Revision as of 20:25, 7 November 2009 by NBBot (talk | contribs) (Eugen Grebenik et al., first edition 1958)
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Lexis diagram  (LEXIS diagram)


The Lexis diagram 1 is commonly used to illustrate the usual method for computing death probabilities and other demographic measures. In this diagram, every individual is represented by a life line 2 which begins at birth and ends in the point of death 3. A method for the study of mortality at very advanced ages has been called the method of extinct generations 4, because it uses observed deaths for cohorts which have been completely eliminated by mortality.

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