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7.10: Frequency Polygons

Difficulty Level: Basic Created by: CK-12
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Vocabulary

TermDefinition
frequency polygon A frequency polygon is a graph constructed by using lines to join the midpoints of each interval, or bin.
absolute frequency polygon An absolute frequency polygon has ‘peaks’ that represent the actual number of points in the associated interval.
relative frequency A histogram is a graph that illustrates the relative frequency or probability density of a single variable.
relative frequency polygon A relative frequency polygon has peaks that represent the percentage of total data points falling within the interval.

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Difficulty Level:
Basic
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Date Created:
Feb 24, 2012
Last Modified:
Mar 23, 2016
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MAT.STA.226.2.L.1