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
History
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
- 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
- SAS is not free
- SAS has a small community of users
- SAS can not be easily integratied into other softwares
Controversies
Syntax
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
print("Hello World!");
Best Practices
Online SAS documentation help [4]
Feature Comparison Chart
| 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
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
| 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 |
Top 5 Lifetime Tweets
- ↑ http://www2.hawaii.edu/~halina/603/SASintro.pdf
- ↑ http://www.crossref.org/iPage?doi=10.4135%2F9781412961288
- ↑ http://www.techrepublic.com/blog/big-data-analytics/see-if-the-r-language-fits-in-your-big-data-toolkit/
- ↑ http://support.sas.com/training/tutorial/
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