Category Archives: Statistics

Penny Data Set

The data set available here contains masses for 100 circulating U. S. pennies. All pennies in these data sets were minted between 1962 and 1981, a period during which a penny’s composition was 95% copper and 5% zinc with a … Continue reading

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Anscombe Data Set for Linear Regression

The importance of visually examining a regression line relative to the data on which the regression is based is a point that cannot be overemphasized. The Anscombe data set, created by the statistician F. J. Anscombe (American Statistician, February 1973, … Continue reading

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