Description of Former Generic SAS Syntax Workshop

Prerequisites: Familiarity with research methods, statistical techniques, and data analysis procedures.

SSG 101 - Generic SAS

Topics covered on the first day were:

• Documentation
  • Reference Manuals
  • Other Manuals
  • Unix-specific publication
  • Online Materials
• Generic SAS
  • Table of File Types
  • SAS Products Available
  • Hints for Learning SAS
  • SAS Syntax
  • SAS Steps
• Simple Program - Overview
  • Data and SAS Commands - same file
  • Data and SAS Commands - separate files
    • To specify a Data File - using filenames & filerefs
    • Simple SAS Program
• Using filenames and filedefs
• SAS Log and Listing Files
• How to run SAS on the Unix time-sharing machines
  • Example of SASLOG file
  • Example of SAS Listing file
• Input Formats
  • List Input
    • Numeric Data
    • Character Data
    • Advantages - Limitations
  • Column Input
    • Advantages
    • Numeric format
  • Formatted Input
    • Graduate Survey
    • Field and Stream Data
    • Video Games Example
  • Multiple Records per Observation
  • Format Modifiers
    • Example - colon (:)
    • Example - ampersand (&)
• Further Examples of Input Flexibility
  • Read two Different Files Simultaneously
  • Read Different Records in a File Differently
  • Trailing @ Sign - for Nested Files
  • Nested data file
• Informats and Formats
  • Example Data File
  • Associating SAS Informats, Format Modifiers, Formats
    • Informat statement in Data Step
    • Format Modifier in Data Step
    • Informat on Input Statement
    • Format statement in Proc Step
  • SASLOG
  • Listing

Topics covered on the second day include:

• Data Assignment and Transformation Statements
  • Order of precedence of functions
  • Partial list of functions
  • Examples of Statistical Functions
• Comparison and Logical Operators
  • Comparison Operators
  • Logical Operators
• Conditional Execution of Statements
  • IF ... THEN
  • IF ... THEN ... ELSE IF
• ARRAY Structure - Recoding Variable Values
  • Sample Program - all transformations
  • ARRAY structure with Missing Values
• Including SAS Statement Files
• Create Value Formats
  • Permanent Value Formats
  • FMTLIB Option
  • Associating Formats with Variables
    • FMTLIB output
    • Sample Program - all permanent formats
    • Temporary Value Formats
• Creating SAS Data Sets
  • Create a Temporary Dataset
  • Temporary Dataset with User Specified Name
  • Create a Permanent SAS Dataset
• Using Permanent SAS Data Sets
  • In the Data Step
  • Output from CONTENTS Procedure
  • In the PROC Step
• Sequence of Use of SAS Datasets
  • Create Permanent Dataset
  • Set Permanent Dataset - Create Temporary Dataset
  • Set Permanent Dataset - Create Permanent Dataset
  • Reading Two Different Datasets in One Program
• Selecting Subsets of Observations
  • Subsetting IF
  • DELETE statement
  • OUTPUT statement
  • Comparison of the Three Methods
  • Select Sequence of Observations
    • OBS
    • FIRSTOBS
• Subsetting Variables
  • DROP or KEEP Statements
  • DROP or KEEP Options
  • DROP or KEEP for an Input Dataset
• Writing out a Raw Data File
• Conclusion

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Dr. Necia A. Black - black@buffalo.edu
Last Revised: 19 September 2000 This page has been accessed: times since 9 April, 1997