Frequently Asked Questions - SAS

Character Variables

• Converting Character Variables to Numeric Variables
• Converting Numeric Variables to Character Variables

Data Compression

• SAS dataset compression

Dates

• Year 2000 "problem"
• Two digit years

Dummy Variables

• How to Create Dummy Variables in SAS

Excel files -- importing and exporting

• How to export Proc Freq output to an Excel file
• How to import an Excel file into SAS

File Modification Dates

• Unexplained changes in file modification dates

Format Libraries: User Written Formats

• How to Create User Written Formats
• How to Create or Read SAS Data Sets with User Written Formats

Graphics output

• Saving SAS/Graph Output files on PC

Merging Data Sets

• Merging datasets when the by-variables have different names

Numeric Variables

• Converting Character Variables to Numeric Variables
• Converting Numeric Variables to Character Variables

Proc Means

• Supressing printing of output in PROC MEANS

Random Samples

• Taking a Random Sample of a SAS dataset

Raw Data - reading

• How to read Multiple Raw data files?
• How to read Variable Length Raw Data Files?
• How to read space delimited ASCII files into SAS?
• How to read comma delimited ASCII files into SAS?
• How to read ASCII files into SAS that have tabs or colons as delimiters?

Raw Data - writing

• Writing SAS datasets to space delimited ASCII files
• Writing SAS datasets to comma delimited ASCII files

SAS Help Menu

• “HTTP/1.1 404 Not found” error message

SAS Software Renewals

• How do I Renew SAS?

Sorting Large Data Sets

• Out of Resources?

Subsetting Data

• Using WHERE in a SET statement to subset data

Suggested References

• Suggested Reading for SAS Beginners

Technical Support

• Search the Technical Support pages from the SAS Institute

Tutorials

• Free online SAS Tutorials
• SAS Online Tutor