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Construct a frequency polygon. Hours of Number of sleep students 4-5 24 6-7 30 8-9 75 10-11 60 12-13 11 Frequency 200 150- 100+ 50

Construct a frequency polygon. Hours of Number of sleep students 4-5 24 6-7 30 8-9 75 10-11 60 12-13 11 Frequency 200 150- 100+ 50 4.5 6.5 8.5 10.5 12.5 14.5 Hours of sleep Frequency 80 1 60 40 20 2.5 4.5 6.5 10.5 12.5 14.5 Hours of sleep

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