Users of ggplot2 often run into issues with their saved graphics not having the expected resolution or font sizes. By default, when using RStudio, ggsave() saves graphics at the last...continue reading.
Author: William Doane
There are plentiful examples of spreadsheet applications leading analysts astray. Believe all the scary stories. Spreadsheets can silently damage your data, converting numbers to dates or dropping leading zeros from...continue reading.
“Both students and instructors perceive standard-error statistics as a confusing collection of specialized tools. To improve student learning, instructors long for a reduction in the number of topics needed to...continue reading.
This post by Jonas Kristoffer Lindeløv presents a parsimonious view of common statistical tests which are, on their own, confusingly and inconsistently named and, taken together, a mess. Jonas argues...continue reading.
When processing data downloaded from popular survey engines, it’s not uncommon for multiple choice questions to be represented as one column per possible response coded as 0/1. So, a question...continue reading.
Here are a few of the more commonly used notations found in R code and documentation that confuse coders of any skill level who are new to R. Be aware...continue reading.