Four x-y datasets which have the same statistical properties (mean, variance, correlation, regression line, etc.), yet are quite different.
A data frame of 4 datasets with 11 observations each and x and y variable.
x-variable of the four datasets.
y-variable of the four datasets.
These data provide a dataset used in chapter 3 of the workbook.
Tufte, Edward R. (1989) The Visual Display of Quantitative Information, 13-14. Graphics Press. R package datasets
von Auer, L. (2016) Oekonometrie - Eine Einfuehrung, 7th Edition, Springer-Gabler. http://www.oekonometrie-lernen.de
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