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 Appropriate title
 Size
 Proportion between width and height

 Scale
 Index
 Attractive presentation

 Accuracy
 Simplicity

 Selection of Proper Diagram

Types of Diagram

Types of Diagram

One Dimensional Diagram Two Dimensional Diagram Three Dimensional Diagram Pictograms and Catogarms
1. Simple Bar Diagrams 1. Rectangles 1. Cubes
2. Multiple Bar Diagrams 2.Squares 2. Cylinders
3. Sub-Divided Bar Diagrams 3.Circles 3. Blocks
4. Percentage Bar Diagrams 4.Pie-Diagrams
5. Broken Scale Bar Diagrams
6. Deviation Bar Diagrams

One Dimensional Diagram

1. Simple Bar Diagrams
2. Multiple Bar Diagrams
3. Sub-Divided Bar Diagrams
4. Percentage Bar Diagrams
5. Broken Scale Bar Diagrams
6. Deviation Bar Diagrams

Simple Bar Diagram

Simple Bar Diagram comprises of group of rectangular bars of equal width for

each class or category of data. It is the simplest form of bar diagram.

Can be vertical or horizontal Bar Diagrams

The distance between the bars should be equal