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Unformatted text preview: differentiate the bars. 4. Use segmented bar graphs to illustrate the various parts that make up the whole entity. (Related to pie graphs) 5. Label each bar and segment. Provide a legend . LINE GRAPHS (horizontal=time, vertical=data amounts) 1. Use to show relationships over time. 2. Start vertical axis at zero and mark off equal units. 3. Represent equal units of time in horizontal axis. 4. Choose units that effectively represent data. 5. Draw lines indicating changes over time. 6. Limit the number of lines (variables) to four if possible. 7. Label each line. Provide a legend . PIE GRAPHS: 1. Use pie graphs to represent parts of a whole, not time. 2. Develop the pie so it moves with largest slice to smallest, using 12:00 as the starting point. 3. Label each slice. Provide a legend ....
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- Fall '09