Which department has the highest average monthly income for employees who left the company (Attrition = Yes)?

Which department has the highest average monthly income for employees who left the company (Attrition = Yes)?: a task in SmolDataEnvs-harbor-train-sandbox: 📊 SmolDataEnvs: Harbor (train) (Harbor dataset). Files (in /home/user/input, no subfolders): - WA Fn-UseC -HR-Employee-Attrition.csv