what is the definition of population in research?
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In research terminology the Population can be explain as a comprehensive group of individuals, institutions, objects and so forth with have a common characteristics that are the interest of a researcher. ... The process of conducting a survey to collect data from the entire population is called a census.
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Population ecology is the study of populations; specifically, how populations change over time and what environmental factors contribute to that change. Community ecology is the study of communities; specifically, the organization, function, and interactions between species within a community.
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Definition : Population density is the number of people for a given area. Often given as how many people per square kilometer. If places are densely populated, they will have a high population. density and if places are sparsely populated, they will have a low. population density.
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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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Patient population refers to the demographics and other particulars of a population being serviced – for example, a population's ethnicity, socioeconomic status, or population density.
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noun Statistics. a quantity or statistical measure that, for a given population, is fixed and that is used as the value of a variable in some general distribution or frequency function to make it descriptive of that population: The mean and variance of a population are population parameters.
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Definition: A population census is the total process of collecting, compiling, evaluating, analysing and publishing or otherwise disseminating demographic, economic and social data pertaining, at a specified time, to all persons in a country or in a well delimited part of a country.
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Population Distribution. Definition: The Population Distribution is a form of probability distribution that measures the frequency with which the items or variables that make up the population are drawn or expected to be drawn for a given research study.
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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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Population size is the number of individuals in a population. Population density is the average number of individuals per unit of area or volume. The pattern of spacing of individuals in a population may be affected by the characteristics of a species or its environment.
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Population – The population is defined as the group of organisms of the same species that live in the same area. Organism – An organism is a single individual plant, animal or other living thing.
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Demographics help us understand the size, status, and behavior of populations. ... The field of science interested in collecting and analyzing these numbers is termed population demographics, also known as demography. Broadly defined, demography is the study of the characteristics of populations.
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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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Share. View. Relevant population means the group of people to whom the researcher wants to extrapolate the results of the survey.
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Population Mean Definition. ... The population mean is an average of a group characteristic. The group could be a person, item, or thing, like “all the people living in the United States” or “all dog owners in Georgia”.
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Population: collection of all elements (N) under investigation. Target Population: population about which information is wanted. Sample Population: population to be sampled. ... Random Sample: sample in which each element in the population has an equal probability of being selected in the sample.
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A population is the entire group that you want to draw conclusions about. A sample is the specific group that you will collect data from. The size of the sample is always less than the total size of the population. In research, a population doesn't always refer to people.