Now we will compare the employees with Low and Very High JobSatisfaction levels. We will compare these two groups across the following variables: Age, Department, and DistanceFromHome. To make this comparison, we will use a grouping operation. Grouping operations are those operations where we apply a sequence of actions. These actions are called split, apply, and combine. We will see how this works in the following steps:
- The first step in this operation is the Split step, where we split our DataFrame into a group of DataFrames based on some criteria or some categorical variable. This will produce a grouped object that has a structure similar to a dictionary, and every group is associated with a different key.
- The second ...
