Population in the News

Feb 3rd, 2012
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Northcentral University
Course: a
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Locate a news article or report (in a popular news source such as Time, Newsweek, or the Wall Street Journal) in which a population mean is estimated from a sample. The article should include a margin of error and confidence interval. Discuss the subject matter in the article, and interpret the results and what the confidence interval and margin of error mean as they apply to the specific subject matter.

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Population in the NewsUniversityStatistics IPopulation in the News The purpose of this research is to impart a scholastic opinion on the topic of population, sampling, statistical error and interpretation of the result thereof by locating a news article or report which includes information about sampling, margin of error, and confidence interval. Before instituting the research paper, it is, in the first place, necessary to discern the definitions of population, sampling, margin of error, and confidence interval. Population is the total set of items, persons, etc., with reference to which, researchers are interested to investigate in some field of knowledge to discover or establish facts or principles, aspiring to delineate or deduce the conclusion (Peck, Olsen, & Devore, 2011). Sampling is a group of items, persons, etc selected from a larger group called population to arrive at a deduced conclusion regarding the population (Fuller, 2009). The margin of error impels the uprightness of the research or the reliability of the outcome of the investigation (Bennett, Briggs & Triola, 2009). Confidence interval provides an estimated range of values which is likely

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