Yet such polls require good demographic material from which to select - ideally a census.
The UN, whose population division is the source of much basic demographic material, thinks the world is converging towards the "replacement rate" of fertility; this is 2.1, the magic number that stabilises populations over the long term.
The Pew Research Center and the webpage FiveThirtyEight have great demographic material.
However, our sample size is reasonable and the generalisability of our findings is partially supported by the similarities in demographic characteristics between our survey respondents and demographic material made available by the Chiropractic Board of Australia.
The Ansley J. Coale Population Research Collection, serving the Office of Population Research, houses an extensive collection of demographic materials.
Socioeconomic status was generated using principal component analysis 18 of household demographics, housing materials, and material possessions.
A summary of the behavioral, socio-demographic, and material deprivation characteristics of the study population is presented in Table 3.
In line with European demographics, the raw material this time comes from incontinent old people rather than babies.
Demographics of the material are summarised in Table 1.> -wrap-foot> numberer of cases, M male, F female Apolipoprotein E (APOE) genotypes were determined in a subset of cases as previously described [ 31].
It looks at power in all its dimensions – material, demographic, technological, ideological, military, or religious – and shows how it has influenced and been influenced by broader transformations.
