Bar Chart is a graphical tool used to summarize discrete data. Each bar can represent count, function (such as the mean, sum, or standard deviation), or summary of values of a category.
Pie Chart is a graphical tool used to summarize discrete data by displaying the proportion of each data category relative to the whole data set.
An application-oriented question on the topic along with responses can be seen below. The best answer was provided by Himanshu Sharma on 29th Nov 2022.
Applause for all the respondents - Gulshan Kumar, Suresh Kumar Gupta, Himanshu Sharma.