If you wish to analyse longitudinal data sometimes it is helpful to plot each experimental subject’s data at each timepoint to get a feel for the patterns or trends. You can often learn more from this raw data than a boxplot or line graph of the means. I am a habitual SPSS user but have […]
Entries Tagged as 'R statistical computing'
April 6th, 2007 by James · 11 Comments
March 9th, 2007 by Mark · 2 Comments
If you have the credentials to view February’s 2007 issue of The Lancet, have a look at a published letter about the “ten pieces of free software every doctor should have”. If you don’t, then don’t worry too much – you’re not missing much with this article. I should have guessed that something wasn’t right […]
March 1st, 2007 by Mark · 4 Comments
R (The R project for statistical computing) and Filemaker provide a compelling solution for the common problems involved in medical research, namely data entry, reporting and analysis. However, there are pecularities in this combination, particularly when running on Mac OS X and trying to use ODBC, that can cause difficulties. This article discusses some solutions […]