The 1991 Census Adjustment: Undercount or Bad Data?

Two Papers on Census Undercount Adjustment: • Straining Out Gnats and Swallowing Camels: The Perils of Adjusting for Census Undercount • Quantifying Measurement Error and Bias in the 1990 Undercount Estimates

Census Adjustment: Statistical Promise or Statistical Illusion?

The census has been taken every ten years since 1790. Counts are used to apportion Congress and redistrict states. Furthermore, census data are the basis for allocating federal tax money to cities and other local governments. For such purposes, the geographical distribution of the population matters rather than counts for the nation as a whole. Data from 1990 and previous censuses suggested the...

DATA RESOURCE PROFILE Data Resource Profile: 1991 Canadian Census Cohort

The 1991 Canadian Census Cohort is the largest population-based cohort in Canada (N1⁄4 2 734 835). Prior to the creation of this Cohort, no national population-based Canadian cohort was available to examine mortality by socioeconomic indicators. The 1991 Canadian Census Cohort was created via the linkage of a subsample of respondents from the mandatory 1991 Canadian Census long-form to historic...

A Debate on Adjusting the Census for Undercount

The 1990 and 2000 Census Adjustment Plans

A revised plan for the 2000 Decennial Census was announced in a 24 February 1999 Bureau of the Census publication and a press statement b y K. Prewitt, Director of the Bureau of the Census. Census 2000 will include counts and adjusted" counts. The adjustments involve complicated procedures and calculations on data from a sample of blocks, extrapolated throughout the country to demographic group...