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Dot Diagram Histogram Stem-and-Leaf diagrams

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Write values in x -axis.

Count how many time each value repeats (frequency).

Draw small circles on top of each value according to frequency.

Histogram is similar to Bar Chart.

Unlike Bar Chart, in Histogram, bars are closer with no gap between them.

Bar height indicates the value.

Arrange numbers in increasing order.

Write leading digit(s) in Stem.

Write unit digit in Leaf.

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