An illustration of qualitative data representing a variable's categories as portions of a circle is a ______.
A) bar chart
B) histogram
C) frequency polygon
D) pie chart

Question

Quizplus · Accepted Answer

A pie chart is a circular statistical graphic that displays the relative frequencies of different categories of a qualitative variable. Each category is represented by a sector of the circle, and the size of the sector is proportional to the frequency of the category.

An Illustration of Qualitative Data Representing a Variable's Categories as Portions