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Mastering Python Data Analysis by Luiz Felipe Martins, Magnus Vilhelm Persson

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U.S. air travel safety record

In this example, we will look at a dataset from the U.S. National Transportation Safety Board (NTSB). The NTSB has an open database that can be downloaded from their web page,  http://www.ntsb.gov . One important thing about the data is that it contains civil aviation accidents and selected incidents within the United States, its territories and possessions, and in international waters, that is, it is not for the whole world. Basically, it is for U.S.-related accidents only, which makes sense for a U.S. national organization. There are databases that contain the whole world, but with less fields in them. For example, the NTSB dataset contains information about minor injuries for the accident in question. For comparison, ...

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