Documents needed for practice exercises will be listed here as they become available.
Graph a Lorenz curve and compute a Gini coefficient:
Analyze the distribution of top incomes among professional athletes using publicly reported salaries and earnings.
Examples of charts produced by the R code (worst example on the left, best example on the right):
Chart 1 [pdf] ; Chart 2 [pdf] ; Chart 3 [pdf] ; Chart 4 [pdf] ; Chart 5 [pdf] ; Chart 6 [pdf] ; Chart 7 [pdf] ; Chart 8 [pdf] ; Chart 9 [pdf] ; Chart 10 [pdf] ; Chart 11 [pdf] ; Chart 12 [pdf]
Analyze the distribution of wealth using the Forbes magazine billionaires lists.