The materials for this chapter can be found on GitHub at https://github.com/stefmolin/Hands-On-Data-Analysis-with-Pandas/tree/master/ch_06. We will be working with two datasets once again, both of which can be found in the data/ directory. In the fb_stock_prices_2018.csv file, we have Facebook's stock price for all trading days in 2018. This data is the OHLC data (opening, high, low, and closing price), along with the volume traded. It was gathered using the stock_analysis package that we will build in Chapter 7, Financial Analysis – Bitcoin and the Stock Market.
The data/earthquakes.csv file contains earthquake data pulled from the USGS API (https://earthquake.usgs.gov/fdsnws/event/1/) for September 18, 2018, through October 13, 2018. For each earthquake, we have the magnitude (the mag column), the scale it was measured on (the magType column), when...