CHOOSING THE RIGHT TYPE OF GRAPH/CHART
Graphical presentation is always more understandable than
textual and it's very useful to choose a right type of graph or chart as well.
v BAR CHART
Bar chart is very
efficient way to present the data. Bar charts provide a graphical representation
of categorical data. Bars showing the frequencies of
data. Difference between bars is important. Class limits use to construct bars
Bar Chart use for discrete data.
Bar graph is use
to comparisons among categories
v HISTOGRAM
A histogram is a graphical representation of the
distribution of data. It is an estimate of the probability
distribution of a continuous
variable
Class boundaries use to construct the bars
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