SAS Base
SAS stands for the Statistical Analysis System, a software system developed by SAS institute. It is for data analysis,, multivariate analyses, business intelligence, data management, and predictive analytics and report writing. SAS is a group of computer programs that work together to store data values and retrieve them, modify data, compute simple and complex statistical analyses, and create reports. [1]
Contents
[hide]History[edit | edit source]
1966: The development of SAS began at North Carolina State University.
1971 : SAS 71 was published as a limited release and had the main elements of SAS programming, such as the DATA step and the most common procedures in the PROC step. [2]
1976: Barr, Goodnight, Sall, and Helwig removed the project from North Carolina State and incorporated it into SAS Institute, Inc. [3]
1979: SAS added support for the CMS operating system and introduced the DATASETS procedure.
1982: SAS introduced an early macro language and the APPEND procedure.
1985: SAS was rewritten in the C programming language.
2002: the Text Miner software was introduced.
2004: SAS Version 9.0 was released which was designed to make SAS accessible to a broader range of business users.
2010: A free version was introduced for students.
Advantages[edit | edit source]
- The documentation and support of SAS outperform the other statistical analysis tools.
- SAS writes data sets to disk, so the developers will not be out of the memory.
Disadvantages[edit | edit source]
- SAS is not free
- SAS has a small community of users
- SAS can not be easily integratied into other softwares
Controversies[edit | edit source]
Syntax[edit | edit source]
The SAS language can read in data from common databases and output the results of statistical analyses in tables, graphs, and as RTF, HTML and PDF documents.
"Hello World" Example[edit | edit source]
print("Hello World!");
Best Practices[edit | edit source]
Online SAS documentation help [4]
Feature Comparison Chart[edit | edit source]
| Feature | R | Python | SAS | SPSS | STATA |
|---|---|---|---|---|---|
| Installation Easiness | Moderate | Easy | Difficult | Difficult | Easy |
| Availability of Commercial Support | Low | Very Low | High | High | Low |
| Extensibility | Very High | Very High | Medium | Medium | Medium |
Top Companies Providing SAS Programming Services[edit | edit source]
Analytics Trainings: offering online and on-site courses on Business Analytics, Data Mining, SAS, Retail/Credit Risk/CRM Analytics, based in India.
Forefront Economics: is a SAS Quality Partner providing data mining consulting services to electric and gas utilities. Beaverton, OR, USA.
MarkTab: offers training and consulting for data mining and predictive analytics, particularly for Microsoft and SAS. Atlanta, GA.
SAS Institute: a leader in data mining software and services. Headquarters: Cary, NC, USA, plus many locations world-wide.
Top 5 Recent Tweets[edit | edit source]
| Date | Author | Tweet | link |
|---|---|---|---|
| 9 Dec 2015 | @kdnuggets | If programming languages were vehicles, what would be R, Python, SAS, and SQL? #KDN http://ow.ly/VrhrQ | https://twitter.com/kdnuggets/status/674650706826108928 |
| 9 Dec 2015 | @PythonRR | Excitement @ SAS with "The Hour of Code." Students enjoy programming together with millions around world!" | https://twitter.com/redstarcoupons/status/674546786980220928 |
| 8 Dec 2015 | @saxontweet | Python (and R) for Data Science - sample code, libraries, projects, tutorials http://ow.ly/VUWBf | https://twitter.com/saxontweet/status/674329565599105025 |
| 5 Dec 2015 | @allwood_mary | Applied Statistics and the SAS Programming Language (5th Edition) by Ron P. Cod http://uae-trip.info/tr/p/?query=262177615000 … | https://twitter.com/allwood_mary/status/673336652400631808 |
| 5 Dec 2015 | @petctimaging | SAS Clinical Programming: In 18 Easy steps http://dlvr.it/CwlJTQ #research | https://twitter.com/petctimaging/status/673156134904041473?lang=en |
