population definition in te research study
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Population Sampling Techniques In research, population is a precise group of people or objects that possesses the characteristic that is questioned in a study. To be able to clearly define the target population, the researcher must identify all the specific qualities that are common to all the people or objects in focus.
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- Nearly all quantitative analyses and estimates of the qualitative aspects of education are related to population - its size, structure, location, dynamics and prospects. Hence there is need to study demographic aspects of educational planning. The discipline of the study of human population is known by two terms: (i) population studies (ii) Demography. Population Studies can easily be understood as studies concerned with population.
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- Notice that in this case (as in many cases), population does not refer to people, but to bags of potato chips. To be concise, researchers often use symbols in place of words. Greek letters are usually used when referring to populations (the entire group being studied, from which a sample or samples will be drawn).
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Population geography Population geography is the study of the ways in which spatial variations in the distribution, composition, migration, and growth of populations are related to the nature of places.
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What Is the Target Population in Research? The target population contains members of a group that a researcher is interested in studying. The results of the study are generalized to this population, because they all have significant traits in common. The sample is different. This is the actual group from which data is collected.
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What Is Ecology? - Definition & Explanation Population Ecology. A population is a group of individuals belonging to the same species and living in the same geographic area at a given time. They use the same natural resources and are affected by similar environmental factors. Population ecology examines the factors affecting population density and distribution. Population density is the number of individuals in a given area or volume. Population distribution is how spread out the individuals are in that area. Basically it is how populations change over time.
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Table of Contents Population is divided into subgroups, called strata, according to some variable or variables in importance to the study. Variables often used include: age, gender, ethnic origin, SES, diagnosis, geographic region, institution, or type of care.
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- demography is the study of the size density and distribution of the human population this area of study has been used to determine three distinct periods of human population growth the pre agricultural period is the first period of human population growth and was characterized by the development of tools with new tools and skills humans were able to adapt to new environments and expand their range to new habitats which resulted in a slow population increase to between 5 10 million people
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- Study population: The group of individuals in a study. In a clinical trial, the participants make up the study population. The study population might, for example, consist of all children under 2 years of age in a community. Last Editorial Review: 5/13/2016.
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script kiddy (or script kiddie) IBM Endpoint Manager. Script kiddy (sometimes spelled kiddie) is a derogative term, originated by the more sophisticated cracker s of computer security systems, for the more immature, but unfortunately often just as dangerous exploiter of security lapses on the Internet.
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Creating a total population sample Total population sampling. Total population sampling is a type of purposive sampling technique that involves examining the entire population (i.e., the total population) that have a particular set of characteristics (e.g., specific attributes/traits, experience, knowledge, skills, exposure to an event, etc.).
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- DEFINITION of 'Demographics'. Studies of a population based on factors such as age, race, sex, economic status, level of education, income level and employment, among others.
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- The Relationship of Power and Sample Size Sample size is the primary way that a researcher assures a study has adequate power. Power is necessary to detect outcomes in experiments; it is the basis for assuring accurate conclusions about the effects of treatments.
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Survey (human research) That target population can range from the general population of a given country to specific groups of people within that country, to a membership list of a professional organization, or list of students enrolled in a school system (see also sampling (statistics) and survey sampling).
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POPULATION ECOLOGY A population is a group of individuals of the same species living in the same geographic area. The study of factors that affect growth, stability, and decline of populations is population dynamics.
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population (ˌpɒpjʊˈleɪʃən) n. 1. (sometimes functioning as plural) all the persons inhabiting a country, city, or other specified place. 2. the number of such inhabitants. 3. (sometimes functioning as plural) all the people of a particular race or class in a specific area: the Chinese population of San Francisco.
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- Populations and Samples. The study of statistics revolves around the study of data sets. This lesson describes two important types of data sets - populations and samples. Along the way, we'll introduce simple random sampling, the main method used in this tutorial to select samples. View Video Lesson Population vs Sample The main difference between a population and sample has to do with how observations are assigned to the data set. A population includes all of the elements from a set of data.
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Medical Definition of Study population Study population: The group of individuals in a study. In a clinical trial, the participants make up the study population. The study population might, for example, consist of all children under 2 years of age in a community. Search MedTerms:
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How Population Works ­A population is an aggregate of individuals that share a characteristic or set of characteristics. A population is commonly defined by geography, such as all the humans on Earth, all the people in Sweden or all the people in Texas. Demographers (people who study human populations) call this a natural population.
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- Observation Systems International Program. Demography, the science of human population (or more specifically, the study of population structure. and processes), draws together research from a number of disciplines, including economics, sociology, geography, public health, and genetics. In addition to the environmental impacts of.
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Translations for Descriptive research Descriptive research is used to describe characteristics of a population or phenomenon being studied. It does not answer questions about how/when/why the characteristics occurred.
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Survey Sampling Methods Survey Sampling Methods. It is incumbent on the researcher to clearly define the target population. There are no strict rules to follow, and the researcher must rely on logic and judgment. The population is defined in keeping with the objectives of the study. Sometimes, the entire population will be sufficiently small, and the researcher can include the entire population in the study. This type of research is called a census study because data is gathered on every member of the population.
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- A sampling frame is the largest sample that can be obtained from a population. The term sampling in qualitative designs can be used in two different ways: At first, it is the group of individuals (sample) chosen to represent a larger group (population) for study in an investigation of a research question.
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- Actual study. population. (study sample. successfully. enrolled) **The source population may be defined directly, as a matter of defining its membership criteria; or the. definition may be indirect, as the catchment population of a defined way of identifying cases of the illness.
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What Is Population Density? - Definition & Explanation Definition of Population Density. In biology, populations are groups of individuals belonging to the same species that live in the same region at the same time. Population density is a measure of the number of organisms that make up a population in a defined area. Population density applies to all organisms on Earth, including the plants that make up vast crops, trees of the jungle, animals on the farm, fish in the ocean, and humans on the planet.
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Why Study Population Growth? Population ecology is the study of how populations — of plants, animals, and other organisms — change over time and space and interact with their environment. Populations are groups of organisms of the same species living in the same area at the same time. They are described by characteristics that include: 1  population size: the number of individuals in the population. 2  population density: how many individuals are in a particular area. 3  population growth: how the size of the population is changing over time.