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Histograms

Histograms. Using a histogram to estimate the median. Example The distribution below represents the examination marks of 120 students. Draw a histogram to represent the data Use the histogram to estimate the median . Example The following table gives the heights of 80 children.

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Histograms

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  1. Histograms Using a histogram to estimate the median

  2. Example The distribution below represents the examination marks of 120 students. • Draw a histogram to represent the data • Use the histogram to estimate the median.

  3. Example The following table gives the heights of 80 children. • Draw a histogram to represent this information. • Using the histogram estimate the height by which 20% of the children exceed.

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