课件说明：
管理定律英文完整版。
Chapter 1：Getting Started Using SAS Software
Chapter 2：Getting Your Data into SAS
Chapter 3：Working with Your Data
Chapter 4：Sorting, Printing, and Summarizing Your Data
Chapter 5：Enhancing Your Output with ODS
Chapter 6：Modifying and Combining SAS Data Sets
Chapter 7：Writing Flexible Code with the SAS Macro Facility
Chapter 8：Using Basic Statistical Procedures
Chapter 9：Exporting Your Data
Chapter 10：Debugging Your SAS Programs
