DEMOG 'RA PHY I Fr. drutoqttl dtit, from dittlos, country, people 1pciocte, qru ill, II) Write. deSerille bratiell of the science 1i .tat In its narrower sense it deal. ex clusively with vital the of population. In its broader sense it has been •letined as science of -tat ist ies applied to questions concerning the social \veil-being of the and it has been considered as synonymous %%MI statistics. 11'1111 was first used by Achille (1iiillard ill his 1:11/t1 10.4 4/c .statistiqu• hittnittim ou taogruplii, ,,atparle I Paris, 1855), and snug. then it has been adopted in all coml. although it has not been accepted by all -tat i-t 1)emographic snit ist ics are so elosely associated with anthropology that demog raphy has been called a branch of anthropology. They are also of special importance for sociology.
Statist les of population are fundamental. In general they measure the growth and decay of population, the imrinal and ahnormal conditions. the NVIal:1111.4 Of great social 111 11111'110'S. alld the pres.11te of anti-social forces in the community. In a more detailed form demographic data may include the following: III The composition of the population: the munbels, density, sex. age, parentage. defective classes, physical condition in relation to I/ iSease a1111 (.10111.111l•s, 111i Illa gr0111/111g 1r0111 point Of V IeWof rage, 011.1111:1 t 1011. or civil position. 12I Changes in popula tion. as expressed in marriages. and
(3) :\lhyrolions and their Idevls. both individual and local, and their relation to et•o wattle con litions. (4) Ittiality. with statistics f crime, illegitimacy, and suicide. (5) Degrees cd neat ion. II E.conotnie and social st at ist les, • specially relating to l'a flee. In drawing eon elusions from these statistics an important theo retical topic is their application to the doctrines of \lalthns.
inography is recognized as a cognate subject to hygiene, :u11 1 since the International Congress of Hygiene ond r/elimg.raphy has held :intnial in the different Kiircpean cities. I 1cmographie material is found in all notional too-tall rt ports I n population. In the -.tales the cord IS 1ess wiggly III it 11•IrlOW Sense. Per instance. l'rof. Smith divides for the study of •ticial organi zation into .14 inographi•, ....dal, and ithnogr:lph ic and t•nly in the first the individitals who are distinguished by differences ill sex, age, eond ition, and physical hen It h. The A merle:in `s:tat ist ica I \ I ion also notch d•mographit. material with out so distinguishing it. I \lap, Smith, Statisti,v and ( ark, ; 1,0.
\ Assent% "History of 1/enlogra9hy,“ ill deport /tat rtortionaf cosigns:4 of ii.twitio (tad fhttioy roi•Ity, 511. t. Budapest , 1St) Set,'