Blog Archives

Get your R on

July 14, 2008
By
Get your R on

useR! CONFERENCE, AUGUST 12-14 2008, DORTMUND GERMANYImpressive statistical computing types like Andrew Gelman, Gary King, and others will be presenting at this year’s useR! conference. Decision Science News might just have to hop over and check it out. The program looks great. Those interested in learning R might be interested in our Decision Science News

Read more »

Heuristics for statistics

January 28, 2008
By
Heuristics for statistics

SIMPLE WAYS TO DETECT AND COMMUNICATE STATISTICAL EFFECTSDecision Science News is fond of heuristics and the Simonian view that for many problems organisms face, optimization is a fiction and satisficing makes us smart. Statistics is an area in which it is easy to see precision that isn’t there and find “optima” in problems that

Read more »

R video tutorial number 2

October 2, 2007
By
R video tutorial number 2

READ TEXT FILES, RUN MODELSThe Decision Science News R video tutorials continue with number 2. (If you missed that last one, you will want to watch R Video Tutorial Number 1 first.) The Goldstein pedometer dataset can be downloaded from http://www.dangoldstein.com/flash/Rtutorial2/pedometer.csv Topics covered this week include:Tricking R into starting in your working directory Reading in text

Read more »

R video tutorial number 1

September 26, 2007
By
R video tutorial number 1

LEARN R BY JUST WATCHINGFor this week, Decision Science News has created a video tutorial on how to get started using the R Language for Statistical Computing. (The tutorial is best viewed in your browser’s full-screen mode, try pressing F11 in Windows). R is free and open source, and constantly being improved upon by countless

Read more »