[R] access to raw data sets for six-sigma training

Dear R-help, I'm trying to train myself how to do six-sigma analysis (with R) and visualization (with d3.js), but all I can find is summary xls sheets, never the raw data they made the charts from. Does anyone know where I can get access to large amounts of quality data? Industry/application does

[R] How to use xmlFlatListTree?

Dear Forum, I haven't programmed in a while, and I'm new to R, so please keep your answers simple. I'm trying to analyse data in an xml file. I successfully loaded the data into lists using: doc <- xmlTreeParse("PSparsed.xml", getDTD = F) I was going to write a script to traverse the tree and flat