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Grooming Time.   Listed below are times (minutes) spent on hygiene and grooming in the morning (by randomly...

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Basic Math

Grooming Time.   Listed below aretimes (minutes) spent on hygiene and grooming in the morning (byrandomly selected subjects) (based on data from a Svenska CellulosaAktiebolager survey). TAKEN FROM Elementary Statistics13th ED. BY  Mario F Triola; CHPT 2

Data: 0   5   20 22   24  25   25   25   27  27   28   30   30  35   35   40   45

  1. To construct a frequency distribution with 6 classes, describehow you determine the class width.
  2. If you want to have 6 classes for the data above, what wouldthe class width be? Show work illustrating how you determined theclass width.
  3. Using lower and upper class limits, list all six classes inincreasing order.
  4. Construct the frequency distribution by determining and listingthe corresponding frequency for each class.
  5. Construct the relative frequency distribution. Using the firstclass as an example, show how you are determining relativefrequency.
  6. Construct the cumulative frequency distribution.

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