In this tutorial, we will learn how to create dummy variables in R. Now, creating dummy/indicator variables can be carried out in many ways. For example, we can write code using the ifelse() function, we can install the R-package fastDummies, and we can work with other packages and functions (e.g. model.matrix). In this post, however, […]
How to Create Dummy Variables in R (with Examples) Read More »
Renaming columns in Pandas can be a lifesaver when working with data. Sometimes, we might receive data from a colleague or download it from the internet, and the column names might not be informative or consistent with our analysis. This could lead to confusion and errors in data interpretation, so it’s essential to know how
Pandas Tutorial: Renaming Columns in Pandas Dataframe Read More »
In this tutorial, you will learn how to do reverse coding in R. Specifically, we will use 1) base R to reverse some variables (e.g., questionnaire items) and 2) we will use the Psych package to do reverse scoring. Reverse scoring in R Many instruments (i.e., questionnaires) contain items that are phrased so that a
Reverse Scoring using R Statistical Environment Read More »
