frequency polygon

American  

noun

Statistics.

1. a frequency curve consisting of connected line segments formed by joining the midpoints of the upper edges of the rectangles in a histogram whose class intervals are of uniform length.

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Etymology

Origin of frequency polygon

First recorded in 1895–1900

Example Sentences

See Examples For:

frequency polygon

We will construct an overlay frequency polygon comparing the scores from Example 2.12 with the students’ final numeric grades.

From Textbooks ● Mar. 27, 2020

For example, if an interval has three data values in it, the frequency polygon will show a 3 at the upper endpoint of that interval.

From Textbooks ● Mar. 27, 2020

To construct a frequency polygon, first examine the data and decide on the number of intervals, or class intervals, to use on the x-axis and y-axis.

From Textbooks ● Sep. 19, 2013

Include an overlayed frequency polygon and discuss the shapes of the distributions, the center, the spread, and any outliers.

From Textbooks ● Sep. 19, 2013

A frequency polygon was constructed from the frequency table below.

From Textbooks ● Sep. 19, 2013