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Division of Fractions – Davis & Pearn

Posted by: Gary Ernest Davis on: June 24, 2015

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Data analysis for beginners: Box and whisker plots in R

Posted by: Gary Ernest Davis on: June 13, 2015

John Wilder Tukey introduced a five-number summary of a data set in 1969 his book Exploratory Data Analysis. For a given data set, a five-number summary consists of: The median of the data The upper and lower quartiles of the data The minimum value of the data The maximum value of the data The median of […]