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Listed below are times (minutes) spent on hygiene and grooming in the morning (by randomly selected subjects) (based on data from a Svenska Cellulosa Aktiebolaget survey). Construct a table representing the frequency distribution. Use the classes 0–9, 10–19, and so on.
0 5 12 15 15 20 22 24 25 25 25 27 27 28 30 30 35 35 40 45