Question

What is meant by component Bar diagrams ? How are they different from multiple bar diagrams?
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Answer 1

Answer:

A bar diagram which shows within each bar the components that make up the bar; each components is represented by a section proportional in size to its representation in the total of each bar

A component bar diagram is used to represent data in which the total magnitude is divided into different or components. A multiple bar is a bar diagram in which multiple data sets are represented by drawing the bars side by side in a cluster