Question
Distinguish between a bar diagram and a histogram.
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S. No.
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Bar Diagram
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Histogram
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1.
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The spacing and the width or the area of bars are all arbitrary. It is the height and not the width or the area of the bar that really matters.
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The width in a histogram is as important as its height, which should remain same for all the rectangles.
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2.
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Bar diagram can be drawn both for discrete and continuous variables.
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Histogram is drawn only for a continuous variable.
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3.
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In bar diagram, some space must be left between consecutive bars.
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In histogram, no space is left between two rectangles.
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