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A graphical display should:

A graphical display should:. Show the data Induce the viewer to think about the substance of the graphic Avoid distorting the message. Bar Graph. bars of uniform width uniformly spaced may be vertical or horizontal lengths represent quantities being compared

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A graphical display should:

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  1. A graphical display should: • Show the data • Induce the viewer to think about the substance of the graphic • Avoid distorting the message

  2. Bar Graph • bars of uniform width • uniformly spaced • may be vertical or horizontal • lengths represent quantities being compared • provide title, labels for each bar and lengths of bars

  3. Pareto Chart • tool of quality control • start with a bar chart • arrange bars in decreasing order of frequency • frequently used to investigate causes of problems

  4. Circle Graph (Pie Chart) • shows division of whole into component parts • label parts with appropriate percentages of the whole

  5. Time Plot • Shows data values in chronological order • time on horizontal scale • variable being measured on vertical scale • connect data points with line segments

  6. Time Series • Time series are data sets composed of similar measurements taken at regular intervals over time. • A time plot can reveal some features of a time series.

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