Posts Tagged ‘ data preparation ’

Some analysis on university ranking by US News

April 26, 2011
By
Some analysis on university ranking by US News

The yearly US News best college ranking is an important tool in comparing schools for students and their eager parents. The latest data is publicly available (paying 20 bucks would get full access) . And the methodology is easy to find and expla...
Read more »

Tags: , , , ,
Posted in SAS | Comments Off

Labeling variables by a macro in SAS

April 14, 2011
By

To rename the variables of a dataset in SAS is a daily routine. SAS or the programmer s would give an arbitrary name for any variable at the initial stage of data integration. Those names have to be modified afterward. Weisui developed a macro ...
Read more »

Tags: , , ,
Posted in SAS | Comments Off

SAS and Revolution R for GB size data

February 24, 2011
By
SAS and Revolution R for GB size data

R surpassed Matlab and SAS on recent Tiobe Programming index for popularity. I agree with this ranking, since R could largely replace Matlab and SAS for MB size data, and it is getting hot. The fast growing sectors, finance, biology, bioinformatics ...
Read more »

Tags: , ,
Posted in SAS | Comments Off

5D visualiztion: from SAS to Google Motion Chart

December 12, 2010
By



Three dimensions are usually regarded as the maximum for data presentation. With the opening of ODS from SAS 9.2 and its graph template language, 3D graphing is no longer a perplexing problem for SAS programmers. However, nowadays magnificent amount of data with multi-dimension structure needs more vivid and simpler way to be...
Read more »

Tags: , ,
Posted in SAS | Comments Off

Multi-study research on Bovine respiratory disease

September 22, 2010
By
Multi-study research on Bovine respiratory disease

Situation:The purpose of this research was to (1) to explore a recent multi-study approach (Arends, et al. 2008) in combining observational survival data instead of traditional meta-analysis, and (2) to develop multivariate random-effects models with o...
Read more »

Tags: , , ,
Posted in SAS | Comments Off

Using Proc Glmselect in SAS Shootout@ 2010

September 22, 2010
By
Using Proc Glmselect in SAS Shootout@ 2010

Business understanding: A Healthcare company would like to know how the health status and personal information of a patient would influence his/her total health care expense.Data understanding: The target variable is the total health cost (interval). B...
Read more »

Tags: , ,
Posted in SAS | Comments Off

Predict 3G users for telecom by using SAS Enterprise Miner

August 23, 2010
By
Predict 3G users for telecom by using SAS Enterprise Miner

Situation: For a telecommunication company, there are a training dataset of 18,000 customers and a scoring dataset of 2,000 customers.Task:Find potential 3G users from the existent 2G users to increase ARPU and MARPUAction: Trained models by decision ...
Read more »

Tags: ,
Posted in SAS | Comments Off

Proc-x is looking for sponsors!

Dear readers, proc-x is looking for sponsors who would be willing to support the site in exchange for banner ads in the right sidebar of the site. If you are interested, please e-mail me at: [email protected]

Welcome!

SAS-X.com offers news and tutorials about the various SAS® software packages, contributed by bloggers. You are welcome to subscribe to e-mail updates, or add your SAS-blog to the site.

SAS and all other SAS Institute Inc. product or service names are registered trademarks or trademarks of SAS Institute Inc. in the USA and other countries. ® indicates USA registration.