Bar Diagram in Statistics presentation .

1. Statistics & Probability
1Page:

2. GROUP NAME
PROBABILITIES
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3. GROUP MEMBERS
Ashraful Islam Sheiblu
ID:152-35-1129
Bishnu Chandra Sutradhar
ID:152-35-1130
Ratan Hazra
ID:152-35-1131
Mehedi Hasan Rimon
ID:152-35-1135
Talha Ahmed
ID:152-35-1138Page: 3

4. TOPIC NAME
BAR DIAGRAM
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5. What is bar diagram ?
A bar chart or bar diagram is a chart that present qualitative
(grouped) data with rectangular bars with lengths proportional
to the values that they represent. [N:B: In this type diagram,
rectangular bars must be separated from each other by same
distance. ]
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6. ABOUT QUALITATIVE DATA
•Deals with descriptions.
•Data can be observed but not measured.
•Colors, textures, smells, tastes, appearance,
beauty, gender, favourite etc.
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7. COMPONENTS OF BAR DIAGRAM
 Collecting qualitative data
 Drawing a X and Y axis
 Label the X axis
 Label the Y axis
 Drawing the bars
a
b
c
variable variable variable
Y – axis
x–axis
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8. AN EXAMPLE OF BAR DIAGRAM
Figure 1: Numbers of children
favorite cartoon Tom & Jerry, Doraemon
& Super man .
Cartoon
Name
Number of
Child
Tom & Jerry 8
Doraemon 7
Super man 5
Total 20
Table 1: A Uni-variate table of 20
children favorite Tom & Jerry,
Doraemon & Super man Cartoon.
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9. DIFFERENTS TYPES OF BAR DIAGRAM
•Horizontal Bar Diagram
•Grouped Bar Chart
•Stacked Bar chart
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10. VIEW of BAR DIAGRAM
Fig2 - Horizontal Bar Diagram
Fig4 - Stacked l Bar Diagram
Fig3 - Grouped Bar Diagram Page: 10

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