Pareto Chart for Ranking Data

A Pareto chart is a bar graph used to rank data by size or frequency. It can also combine bars with a line graph. In the chart, the bar lengths show the individual values or how often each category appears, and the line shows the cumulative total.

The bars are arranged from longest on the left to...

Consider the data on the number of COVID-19 cases in different countries. 

Suppose one wants to know the country with the highest or lowest number of COVID patients. In that case, they can use the Pareto chart to visualize the given data. 

A Pareto chart is a modified bar graph. In this chart, the bars are arranged in descending or...