Top20 contains data (in millions of dollars) corresponding to the
earnings of 15 randomly selected tennis players whose earnings fall
somewhere in positions 20 through 100 of ranked earnings.
Arguments
Format
A data frame with 15 observations on the following variable:
income
yearly income in millions of dollars
References
Ugarte, M. D., Militino, A. F., and Arnholt, A. T. (2008)
Probability and Statistics with R. Chapman & Hall/CRC.