Diagrammatic Presentation — Flashcards

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Diagrammatic presentation is a technique of presenting data in the form of diagrams such as bar diagrams, rectangles, pictograms, and cartograms. It makes data easier to understand by showing it visua…

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Diagrams are attractive, interesting, and easy to understand. Even a person without a statistical background can understand them. They are useful because they give a quick visual idea of complex numer…

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Diagrams are more effective than tables because they have a more lasting effect on the mind. Figures may look dull, but diagrams make data easier to remember and compare.

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Diagrams help in comparative study. They make it easy to compare data relating to different periods or different regions at a glance.

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One-dimensional diagrams are diagrams that have only one dimensional measurement, such as height or length. In these diagrams, only the length matters, not the width.

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Bar diagrams have bars of the same width, equal distance between bars, and a common base line. The height or length of each bar changes according to the value shown.

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Vertical bar diagrams are generally used in practice because they present the magnitude along the Y-axis in a clear and familiar way. They are simple and easy to compare visually.

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A simple bar diagram is based on a single set of numerical data. Different items or values are shown by different bars. It is the simplest form of bar diagram.