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in Statistics by (49.4k points)

Draw the histogram, frequency polygon and frequency curve for the following data.

Class interval 10-20 20-30 30-40 40-50 50-60 60-70
Frequency 5 12 20 15 10 8

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Best answer

First draw Histogram, obtain the polygon and then draw a smooth line along the polygon, which we get a frequency curve

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