MCQ
A graph showing two sets of data simultaneously is known as:
- Apictograph
- Bhistogram
- Cpie chart
- ✓double bar graph
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Class interval Age (in years)
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Number of Persons
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$15-20$
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$12$
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$20-25$
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$20$
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$25-30$
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$42$
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$30-35$
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$20$
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$35-40$
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$6$
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