![Graph wide data and long data in SAS](https://blogs.sas.com/content/iml/files/2019/06/WideLong3-640x336.png)
Statistical programmers and analysts often use two kinds of rectangular data sets, popularly known as wide data and long data. Some analytical procedures require that the data be in wide form; others require long form. (The "long format" is sometimes called "narrow" or "tall" data.) Fortunately, the statistical graphics procedures