A Pie Chart is a type of graph that displays data in a circular graph. It gives you a snapshot of how a group is broken down into smaller pieces. Because the pieces of a Pie chart are proportional to the fraction of the whole in each category. In order to make a Pie chart, you must have a list of categorical variables (descriptions of your categories, like ‘cell type’) as well as numeric variables (e.g.,  cell numbers). In Partek^® Flow^®, the default numeric variable is the cell numbers.  Therefore, the Pie chart indicates the fraction of the whole cell numbers in each category.

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