In this book we'll almost always analyze the data tables that are available at support.sas.com/authors. Once you start to practice data analysis on your own, you'll need to create your own data tables. In the next few pages you'll see three common ways to build data tables. JMP offers many alternatives, and there's far more to learn than is presented here.
Many readers of this book are using it in connection with a college course in statistics, and have a principal textbook for the course. Suppose that one such reader encounters a textbook problem based on the following small data set: The data come from an online music seller that advertises at sporting events.