Blog Archive 2014 Summer Reading on Data Science Aug 06 2014 Recursion in R Jul 26 2014 Installing old R packages for new installations Jul 14 2014 Using R with MySQL Databases Jul 03 2014 Fixing knitr: Formatting statistical output to 2 digits in R Apr 25 2014 2013 Faster Tetrachoric Correlations Nov 07 2013 Analyze Student Exam Items using IRT Oct 25 2013 Easy Sweave for LaTeX and R Aug 16 2013 Installing R in Linux Mar 11 2013 2012 Faster SSCC Access using Bash Apr 05 2012 Analyzing Qualtrics Data in R using Github Packages Mar 27 2012 Graphing Error Bars for Repeated-Measures Variables with ggplot2 Mar 07 2012 Using Figures within Tables in LaTeX Jan 17 2012