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Tag: R
Incorporate SAS/IML to Base SAS?
Since SAS 9.3, ODS Graphics was moved into Base SAS, which means the SAS/Graph license is not needed anymore to access ODS Graphics facilities. It’s definitely nice, but from customers’ point of view, it is not critical necessary: since the “minimum set of SAS system” in most SAS sessions includes the Base SAS, SAS/Stat and […]
Statistical Notes (5): Confidence Intervals for Difference Between Independent Binomial Proportions Using SAS
A guy notices a bunch of targets scattered over a barn wall, and in the center of each, in the "bulls-eye," is a bullet hole. "Wow," he says to the farmer, "that’s pretty good shooting. How’d you do it?" "Oh," says the farmer, "it was easy. I painted the targets after I shot the holes." […]
Where is SAS Output Anyway?
It is said in An Introduction to R, one of R official documents (Current Version: 2.15.1): There is an important difference in philosophy between S (and hence R) and the other main statistical systems. In S a statistical analysis is normally done as a series of steps, with intermediate results being stored in objects. Thus […]
New Book on Confidence Intervals for Proportions by Prof. Newcombe
Check it out: a new book on confidence intervals for proportions by Prof. Robert G. Newcombe just recently available from CRC Press: Confidence Intervals for Proportions and Related Measures of Effect Size This book also supplies a set of Excel spreadsheets to calculating CIs, see http://www.crcpress.com/product/isbn/9781439812785 Other users may be interested on a SAS or […]
Statistical Notes (3): Confidence Intervals for Binomial Proportion Using SAS
A guy notices a bunch of targets scattered over a barn wall, and in the center of each, in the "bulls-eye," is a bullet hole. "Wow," he says to the farmer, "that’s pretty good shooting. How’d you do it?" "Oh," says the farmer, "it was easy. I painted the targets after I shot the holes." […]
SAS Beats R on July 2012 TIOBE Rankings
The TIOBE Community Programming Index ranks the popularity of programming languages, but from a programming language perspective rather than as analytical software (http://www.tiobe.com). It extracts measurements from blogs, entries in Wikipedia, books on Amazon, search engine results, etc. and combines them into a single index. … Continue reading →
Why R is Hard to Learn
The open source R software for analytics has a reputation for being hard to learn. It certainly can be, especially for people who are already familiar with similar packages such as SAS, SPSS or Stata. Training and documentation that leverages … Continue reading →