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In Excel, select the data, click on Insert Choose the Chart Type.
Pie Chart
A pie chart is a circular graph divided into slices to show the relative proportions of different categories within a whole.
Each slice's size is proportional to the quantity it represents. Pie charts are mostly used to visualise facts from a small
dataset. There should be not more than seven categories in a pie chart. Another limitation of a Pie chart is that zero
values can't be displayed in pie chart. However, these graphs are hard to interpret and compare facts with another
pie chart.
Pie charts are used to examine elements of a whole. They do not display changes over time. For example, pie charts
may be used to suggest the achievement or failure of a product or service, display the time-period allotted to each
subject in a class, or depict monthly spending on numerous items and services in a household. For example:
Story Books No. of Books Read in a Month
Fiction 30
Murder Mystery 20
Comic Books 25
Self-help Books 10
164 Touchpad Artificial Intelligence - XI

