Analyzing and visualizing the top income data of the US

Now that we've imported and explored the top incomes dataset a bit, let's drill down on a specific country and conduct some analyses on their income distribution data. In particular, the United States has excellent data relating to the top incomes by percentile, so we'll use the data of the United States in the following exercises. If you choose other countries to leverage their datasets, beware that you may need to use different fields to get the same analyses.

Getting ready

In order to conduct our analyses, we're going to create a few helper methods that we will use continually throughout this chapter. Application-oriented analyses typically produce...