Here are multiple examples of how to count by group in R using base, dplyr, and data table capabilities. Dplyr might be the first choice to count by the group because it is relatively easy to adjust to specific needs. Meanwhile data.table is good for speed, and base R sometimes is good enough.
Tag: count function in R
count in R, more than 10 examples
Count in R might be one of the calculations that can give a quick and useful insight into data. Sometimes it might be all that’s necessary for a simple analysis. In this post, I collected more than 10 useful and different examples of how to count values in R.