In bar graphs, the order of the categories does
not usually matter. However, bar graphs that
have categories arranged in decreasing order
of frequency help prioritize categories for
decision-making purposes in areas such as
quality control, human resources, and
Polytechnic University of the Philippines
College of Science
Department of Mathematics and Statistics
It is constructed by drawing rectangles for each class of
data. The height of each rectangle is the frequency or
relative frequency of the class. The width of each rectangle
is the same and the rectangles touch each other.
It is a graph used to present quantitative data, is similar to
the bar graph.
It is use to organize continuous data.