Data, Tables and Graphs - 2. Graphical Representation of Data

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Bar chart
or
Frequency distribution
A graphical representation with a system of coordinate axes consisting of distributing the value of the classes on the x-axis and plotting vertical bars, equal in height to the absolute frequency or relative frequency, at the respective point on the x-axis.
A graph similar to the following is obtained: graf3_2_1.GIF (1058 bytes)

The dotted line that unites the end of the bars is called the
Frequency Polygon

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