If you know how to efficiently do calculations across columns in the R data frame it can save you a lot of time. One of the best ways to do that with data frames is by using the across function from dplyr.
Tag: dplyr across range of columns
Replace values in the entire R data frame or range of columns
Sometimes data frames or a wide range of columns might contain values that you want to remove or replace. Here is how to replace values in the entire R data frame or range of columns.