Definition, Meaning & Synonyms

frequency-polygon

Noun
/ˈfriː.kwən.si ˈpɒl.ɪ.ɡən/
Definition
A frequency polygon is a graphical representation of the distribution of a dataset, created by connecting the midpoints of the top of the bars of a histogram with straight lines.
Examples
  • The teacher used a frequency polygon to demonstrate the test scores of her students.
  • By looking at the frequency polygon, we can easily identify trends in the data.
  • The research paper included a frequency polygon to summarize the results of the survey.
Meaning
It is used to visualize the shape and distribution of data, showing how often each range of values occurs within the dataset.
Synonyms
  • Histogram
  • Line graph
  • Frequency chart