what is the meaning of the word population group?
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Population group refers to the population group or groups to which the person belongs, for example, White, South Asian, Chinese, Black, Filipino, Latin American, Arab, Southeast Asian, West Asian, Korean or Japanese.
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Population density just represents the average number of individuals per unit of area or volume. Often, individuals in a population are not spread out evenly. ... Population distribution describes how the individuals are distributed, or spread throughout their habitat.
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In statistics, a population is the entire pool from which a statistical sample is drawn. A population may refer to an entire group of people, objects, events, hospital visits, or measurements. A population can thus be said to be an aggregate observation of subjects grouped together by a common feature.
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Population density is a measurement of the number of people in an area. It is an average number. Population density is calculated by dividing the number of people by area. Population density is usually shown as the number of people per square kilometer.
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The population in which whose unit is not available in solid form is known as the hypothetical population. A population consists of sets of observations, objects etc that are all something in common. In some situations, the populations are only hypothetical.
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Population Mean The term population mean, which is the average score of the population on a given variable, is represented by: μ = ( Σ Xi ) / N. The symbol 'μ' represents the population mean. The symbol 'Σ Xi' represents the sum of all scores present in the population (say, in this case) X1 X2 X3 and so on.
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Key population terms. Population density – relates population to area, (average) the total population in a country or region divided by its area (people/km2). Crude birth rate – the number of births per 1000 people (CBR). Crude death rate – the number of deaths per 1000 people (CDR).
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Population - the entire group of individuals we want information about. Samples - part of individuals in the population from which we actually collect data to learn about the population.
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Population Density. The number of individuals of a species per unit of area or volume at a given time.
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A population, in statistics and other areas of mathematics, is a discrete group of people, animals or things that can be identified by at least one common characteristic for the purposes of data collection and analysis.
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A population is a group of individuals of the same species. ... A community is all organisms or populations in a habitat. Compare this to the above example that a single bear's habitat may contain various other organisms: the forest is the bear's habitat, and all organisms living within it is the community of the forest.
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Population composition is the description of a population according to characteristics such as age and sex. These data are often compared over time using population pyramids.
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Definition. The general population is the entire population of individuals with a characteristic of interest, such as a particular disease or condition of clinical concern. It is differentiated from the subject sample chosen from that population for a particular study.
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Four big terms in statistics are population, sample, parameter, and statistic: A population is the entire group of individuals you want to study, and a sample is a subset of that group.
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Source Population: The population from which the study subjects are drawn. Study Sample/Group: Consists of the indi- viduals (animals or groups of animals) that end up in the study. Internal validity: The study results are valid for members of the source population.
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"population" data sets and "sample" data sets. A population data set contains all members of a specified group (the entire list of possible data values). ... Example: The population may be "ALL people living in the US." A sample data set contains a part, or a subset, of a population.
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Population density (in agriculture: standing stock and standing crop) is a measurement of population per unit area, or exceptionally unit volume; it is a quantity of type number density. It is frequently applied to living organisms, most of the time to humans. It is a key geographical term.