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In statistics, a population is a set of similar items or events which is of interest for some question or experiment. [1] A statistical population can be a group of existing objects (e.g. the set of all stars within the Milky Way galaxy) or a hypothetical and potentially infinite group of objects conceived as a generalization from experience (e.g. the set of all possible hands in a game of ...
For example, for U.S. cities, the list uses Metropolitan Statistical Areas as defined by the United States Census Bureau, and for Canadian cities the list uses Census Metropolitan Areas as defined by Statistics Canada. Havana has no official definition of its metropolitan area; the population within its city limits is given instead.
This is a list of North American countries and dependencies by population in North America, total projected population from the United Nations [1] and the latest official figure. Map [ edit ]
The U.S. population grew by 1.6 million from 2018 to 2019, with 38% of growth from immigration. [27] Population growth is fastest among minorities as a whole, and according to the Census Bureau's 2020 estimation, 50% of U.S. children under the age of 18 are members of ethnic minority groups. [28]
Statistical subregions as defined by the United Nations Statistics Division [1] This is a list of countries and other inhabited territories of the world by total population, based on estimates published by the United Nations in the 2024 revision of World Population Prospects .
The United States federal government defines and delineates the nation's metropolitan areas for statistical purposes, using a set of standard statistical area definitions. As of 2023, the U.S. Office of Management and Budget (OMB) defined and delineated 393 metropolitan statistical areas (MSAs) and 542 micropolitan statistical areas (μSAs) in the United States and Puerto Rico. [1]
Demography is the statistical study of all populations. It can be a very general science that can be applied to any kind of dynamic population, that is, one that changes over time or space. Econometrics is a branch of economics that applies statistical methods to the empirical study of economic theories and relationships.
Again, descriptive statistics can be used to summarize the sample data. However, drawing the sample contains an element of randomness; hence, the numerical descriptors from the sample are also prone to uncertainty. To draw meaningful conclusions about the entire population, inferential statistics are needed. It uses patterns in the sample data ...