下载SAS官方培训资料sas programming 1:essentials--course notes

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收藏 2007-12-04

Table of Contents Course Description..................................................................................................................... vi To learn more…..........................................................................................................................vii Prerequisites ..............................................................................................................................viii General Conventions ................................................................................................................... ix Chapter 1 Introduction .......................................................................................... 1-1 1.1 An Overview of the SAS System.....................................................................................1-3 Chapter 2 Getting Started with the SAS® System ............................................... 2-1 2.1 Introduction to SAS Programs .........................................................................................2-3 2.2 Running SAS Programs ...................................................................................................2-8 2.3 Mastering Fundamental Concepts..................................................................................2-31 2.4 Diagnosing and Correcting Syntax Errors .....................................................................2-41 2.5 Exploring Your SAS Environment (Self-Study) ............................................................2-52 2.6 Solutions to Exercises....................................................................................................2-67 Chapter 3 Getting Familiar with SAS® Data Sets................................................. 3-1 3.1 SAS Data Libraries ..........................................................................................................3-3 3.2 Solutions to Exercises....................................................................................................3-16 Chapter 4 Producing List Reports........................................................................ 4-1 4.1 Getting Started with the PRINT Procedure......................................................................4-3 4.2 Sequencing and Grouping Observations........................................................................4-14 4.3 Identifying Observations (Self-Study)...........................................................................4-22 4.4 Special WHERE Statement Operators (Self-Study) ......................................................4-28 iv For Your Information 4.5 Solutions to Exercises....................................................................................................4-31 Chapter 5 Enhancing Output ................................................................................ 5-1 5.1 Customizing Report Appearance .....................................................................................5-3 5.2 Formatting Data Values....................................................................................................5-8 5.3 Creating HTML Reports ................................................................................................5-23 5.4 Solutions to Exercises....................................................................................................5-29 Chapter 6 Creating SAS® Data Sets...................................................................... 6-1 6.1 Reading Raw Data Files: Column Input ..........................................................................6-3 6.2 Reading Raw Data Files: Formatted Input.....................................................................6-20 6.3 Examining Data Errors ..................................................................................................6-30 6.4 Assigning Variable Attributes ........................................................................................6-40 6.5 Changing Variable Attributes (Self-Study) ....................................................................6-47 6.6 Reading Excel Spreadsheets (Self-Study)......................................................................6-62 6.7 Solutions to Exercises....................................................................................................6-77 Chapter 7 DATA Step Programming ..................................................................... 7-1 7.1 Reading SAS Data Sets and Creating Variables ..............................................................7-3 7.2 Conditional Processing ..................................................................................................7-16 7.3 Dropping and Keeping Variables (Self-Study) ..............................................................7-32 7.4 Reading Excel Spreadsheets Containing Date Fields (Self-Study)................................7-35 7.5 Solutions to Exercises....................................................................................................7-40 Chapter 8 Combining SAS® Data Sets ................................................................. 8-1 8.1 Concatenating SAS Data Sets..........................................................................................8-3 8.2 Merging SAS Data Sets .................................................................................................8-14 For Your Information v 8.3 Combining SAS Data Sets: Additional Features (Self-Study).......................................8-34 8.4 Solutions to Exercises....................................................................................................8-37 Chapter 9 Producing Summary Reports.............................................................. 9-1 9.1 Introduction to Summary Reports....................................................................................9-3 9.2 Basic Summary Reports...................................................................................................9-6 9.3 The REPORT Procedure ................................................................................................9-25 9.4 The TABULATE Procedure (Self-Study) ......................................................................9-40 9.5 Solutions to Exercises....................................................................................................9-55 Chapter 10 Introduction to Graphics (Optional).................................................. 10-1 10.1 Producing Bar and Pie Charts ........................................................................................10-3 10.2 Enhancing Output ........................................................................................................10-16 10.3 Producing Plots ............................................................................................................10-24 10.4 Solutions to Exercises..................................................................................................10-35 Chapter 11 Additional Resources......................................................................... 11-1 11.1 Resources .......................................................................................................................11-3 Appendix A Index ..................................................................................................... A-1

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jerry_liu

2007-12-4 00:08:00

Course Description This three-day course focuses on how to • read raw data files and SAS data sets • investigate and summarize data by generating frequency tables and descriptive statistics • create SAS variables and recode data values • subset data • combine multiple SAS files • create listing, summary, HTML, and graph reports. After completing this course, you should be able to • read a SAS data set • read a raw data file • combine SAS data sets through concatenation and merging • create a SAS variable through the assignment statement and conditional logic • investigate and summarize your data • calculate simple statistics • create list, summary, HTML, and graph reports.