Educational background of employees
In a bar chart, it is easier to compare the proportions in individual categories.
In a pie chart, it is easier to assess the combined proportion in adjacent categories. This is most useful when the categories are ordered or can be meaningfully grouped in some way.
Click on individual categories (on either the pie or bar chart) to read their proportions. Drag over adjacent categories to read the combined proportion.
The data set shows the highest academic qualification obtained by each of the 517 employees of a company.