2003•Unpublished venueRequires access

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Michael R. Chernick, Robert H. Friis

Abstract

Chapter 4 defines measures of central tendency and measures of dispersion. General formula for the arithmetic mean Formulas for population and sample means Formula for mean using grouped data Definition of median Formula for estimating median Definition of median Definition of and methods for calculation of geometric mean Uses and measures of measures of dispersion Formulas for sample and population standard deviation using grouped and ungrouped data

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Key concepts: Statistics, Sample mean and sample covariance, Standard deviation, Population mean, Mathematics, Geometric mean, Geometric standard deviation, Sample (material)