Stacking Data Vertically from Multiple Columns in R Studio (feat. reshape package)
Previously, I posted about how to change the data structure in the following scenario. □ Combining Factors from Separate Datasets into a Single Column Using R Studio (feat. dplyr package) This time, I will introduce a method for changing the structure of data as shown below. Specifically, this is about cases where there are multiple columns within a single dataset, not two different datasets. I will create a simple dataset for illustration purposes. This is a method for taking input…