Answer in detail: What is a Simple Bar Diagram? Construct a Simple bar diagram from the following data
Year
2001
2002
2003
2004
2005
No of Workers
40
80
120
160
240
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Solution
A bar chart or bar graph is a chart or graph that presents categorical data with rectangular bars with heights or lengths proportional to the values that they represent. The bars can be plotted vertically or horizontally.A bar graph shows comparisons among discrete categories.