Common ways to display data: Bar chart
Use bar charts that are bright and easy to understand, for example, the bar chart below shows the number of days spent in hospital (0-5 days), comparing the average length of stay after a procedure carried out by a particular consultant (purple bars) with the national average length of stay for that procedure (green bars).
Question:
Using the bar chart, which length of stay is most common?
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One day in hospital is most common. All other bars are shorter.
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