Data on age and sex composition are some of the most basic statistics a nation can collect about its people. They are determined by births, deaths, and migration and, in turn, affect other demographic characteristics such as fertility rates and regional changes in population (increases or decreases). In fact, both of these are the two constants…

Romania is home to the largest Roma population in Europe. Exactly how large is a matter of intense debate, with estimates ranging between 0.62 and 1.85 million. The last Romanian census made the ethnic affiliation question unequivocally optional and it counted 1.24 million citizens with undeclared ethnicity, a huge increase from the 1941 cases…

Geography is central to the work of the Census Bureau, providing the framework for survey design, sample selection, data collection, tabulation, and dissemination. Geography provides meaning and context to statistical data. To gain a better understanding of population changes within geographic areas, the lesson presented in this article will focus…

This article describes a method for using the United States Census data to open a differential equations course. The question of finding a model for the United States population data gives students a first experience with creating a model using differential equations, and also understanding derivatives, what they mean, and how to calculate them in…

Using current and historical data, the U.S. Census Bureau offers geography teachers activities with resources to use in the classroom. The activities are aligned to the National Geography Standards (2012) and provide real-world data examples while teaching concepts such as environmental changes and population changes. In a geography activity for…

This chartbook is the 14th version to be produced for the Appalachian Regional Commission (ARC) by the Population Reference Bureau (PRB). The Chartbook describes the diversity of the Appalachian Region on a host of demographic and economic measures and provides an important annual view of the area and its people. The data contained in the…

The population of the Catholic elementary schools has been on the downward trend for over half a century. Various Catholic (arch)dioceses have responded by creating strategic plans for their elementary and secondary institutions of education. Shifts in demographics and population migration have been noted in both secular and non-secular data.…

Between 2014 and 2060, the U.S. population is projected to increase from 319 million to 417 million, reaching 400 million in 2051. The U.S. population is projected to grow more slowly in future decades than in the recent past, as these projections assume that fertility rates will continue to decline and that there will be a modest decline in the…

Located on the U.S.-Mexico border, Webb County is an international trading center, bursting with culture and opportunities. But the county's future success depends on whether every Webb County child has access to opportunities that help them reach their full potential. Ensuring the well-being of all Webb County's children--across neighborhood,…

The U.S. Census Bureau conducts the Census of Governments and the Annual Surveys of State and Local Government Finances as authorized by law under Title 13, U.S. Code, Sections 161 and 182. The Census of Governments has been conducted every 5 years since 1957, while the annual survey has been conducted annually since 1977 in years when the Census…

The 2010 Census summary data and demographic projections for the country accentuate the astronomical growth of the Latino/a population. Mirroring these demographic trends, there is a critical shortage of Latino/as in the healthcare industry which negatively impacts the ability of the field to provide quality and culturally congruent healthcare to…

The U.S. Census Bureau conducts the Census of Governments and the Annual Surveys of State and Local Government Finances as authorized by law under Title 13, U.S. Code, Sections 161 and 182. The Census of Governments has been conducted every 5 years since 1957, while the annual survey has been conducted annually since 1977 in years when the Census…

Every 10 years, the U.S. Census Bureau counts every man, woman, and child to track the growth of our national, state, and local populations. Between 2000 and 2010, Texas' total population grew at twice the national rate to more than 25 million people. A large part of Texas' growth is due our child population, which grew by 16 percent to 6.9…

The present study analyzes data of the governmental reported general population and population of persons with disabilities from 2002 to 2009, to describe the disability prevalence and to test the overtime change with particular focused on the geographic differences in Taiwan. In average, the disability prevalence was 42.06% (range = 31.06%-80.04%…

The original shipping strategy of FedEx was to fly all packages to a hub during the afternoon and evening, sort them there, and then fly them to their destinations overnight for delivery the next day. This leads to interesting mathematical questions: Given a population represented by points in Euclidean space or on a sphere, what is the location…