Statistics is considered as science of data.
Statistics provide quantitative information about people, processes, events, and ideas.
They are used to help make decisions and as guides for future actions. SAS software package is used to read in, process, and output statistical information from data sets. SAS software is very powerful and it has the capability to analyze almost all types of statistical problems. In this course, we will learn SAS for Windows. The other types of SAS, for examples, SAS for Unix, SAS for Mac etc., are very similar and we will not cover them here.