1. Using the HR_comma_sep dataset, create a pie chart for the
variable sales.
This illustrates the proportion of sales contributions from
different departments. ‘sales department’ having the largest share of
27.6%.
2. Using the HR_comma_sep dataset, create a pie chart for the
variable salary.
The majority of salaries fall into the ‘medium’ and ‘low’
categories, with only a small fraction in the ‘high’ category