[lemma=□]
[lemma=census]
Using visual ( VI ) and dip net indices ( DI ) and double-observer ( DOE ) , removal ( RE ) , and neutral red dye capture-recapture ( CRE ) estimates , we counted , estimated , and censused Couch 's spadefoot ( Scaphiopus couchii ) and canyon treefrog ( Hyla arenicolor ) tadpole populations in Big Bend National Park , Texas . The birds are then given 2-3 weeks to return and occupy territories without being disturbed before the FITP staff begins residency in mid May , starts observing and identifying the adults , and then begins censusing the nests of the Roseate Terns . Although the surveys provide information on the prevalence of diabetes and several related conditions in the United States , their design limited our analysis to the four major Bureau of the Census regions : Northeast , North Central , South , and West . To compute the margin of error , staff adds the value of censused properties to the combined value of the sampled property categories . While Scotland has taken censuses since 1801 , the first ones up through 1831 were statistical and contained no names . More than a quarter of Tanna 's 20,000 inhabitants give " custom " as their religion when they fill out census forms . All properties in a census are studied so there is no sampling error since the variance and standard error for censused properties is zero . One half of the confidence interval ( as computed from sampled and censused properties ) is divided by this total to produce the margin of error for the school district . ( 3 ) Every 5 years , data are collected for all multi-units within the scope of business and economic censuses and included in the CBP for that year . Kay has been involved with the stocking , trapping and research of eastern wild turkeys , which we have re-established in that part of the state , and white-tailed deer , and he has censused most populations of wildlife species occurring in east Texas . Meticulous research into historical deeds , land records , zoning maps , and demographic or census records can provide important clues to the links between land-use and landcover dynamics . " This study uses population data and projections to indicate which states are losing seats in the House of Representatives as a direct consequence of the immigration that took place in the 10 years prior to the 1990 and 2000 censuses . As a consequence , no institution will recognize this hybrid-coding list as the same as the Census codes used in their area . In 1994 the U.S. Bureau of Census reported that women constituted only 22 % of the United States labor force employed in science and engineering . The population of the country in the periods between and after censuses cannot be determined in an equivalent manner , thus requiring estimates .