Lecture 2 Getting Started Using SAS Software

Lecture 2 Getting Started Using SAS Software - I OWA S TATE...

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Unformatted text preview: I OWA S TATE U NIVERSITY Department of Animal Science I OWA S TATE U NIVERSITY Department of Animal Science Getting Started Using SAS Software Animal Science 500 Lecture No. 2 I OWA S TATE U NIVERSITY Department of Animal Science SAS History Developed in the late 1960s and 1970s at North Carolina State University Original use was for management and analysis of agricultural field experiments Headquarters still in Cary, NC Claim to be the most widely used statistical software SAS used to be an acronym for Statistical Analysis System No real meaning today just SAS I OWA S TATE U NIVERSITY Department of Animal Science SAS Products Base SAS data management and basic procedures SAS/STAT statistical analysis SAS/GRAPH presentation quality graphics SAS/OR operations research SAS/ETS econometrics and time series analysis SAS/IML interactive matrix language SAS/AF applications facility (menus and interfaces) I OWA S TATE U NIVERSITY Department of Animal Science Resources for SAS Numerous books Published by SAS and frequently authored users themselves Published independent of SAS All can be purchased from a variety of on-line book stores Amazon ABE.com Etc. SAS documentation is available on-line I OWA S TATE U NIVERSITY Department of Animal Science Resources for SAS SAS documentation is available on-line Majority of book or hard documentation can by found on-line Extensive help section for SAS Can e-mail SAS software consultants with technical questions that appear to not have solutions available. I OWA S TATE U NIVERSITY Department of Animal Science On-line support http://support.sas.com/onlinedoc/913/docMain page.jsp I OWA S TATE U NIVERSITY Department of Animal Science Format of SAS program SAS is very user friendly No rules about format of your program and several programming rules are allowed; Statements or program can be written in UPPERCASE or lowercase or a COMbinATion Statements can continue across multiple lines Two statements can be on the same line You can start the program or statements in any column I OWA S TATE U NIVERSITY Department of Animal Science Making your SAS program User Friendly Keep your program organized Often it is easier to review your program by writing only one statement per line. Start DATA and PROC statements in leading columns Indent other code that follows the DATA or PROC step To keep your code understandable, include comments Future use Someone else has to use or manipulate your data or program I OWA S TATE U NIVERSITY Department of Animal Science Making your SAS program User Friendly To keep your code understandable, include comments...
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Lecture 2 Getting Started Using SAS Software - I OWA S TATE...

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