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When designing a new thrill ride for an amusement park, the designer must consider the sitting heights of males. Listed below are the sitting heights (in millimeters) obtained from a simple random sample of adult males.

936     928     924     880     934     923     878     930     936

Answer the following Questions regarding the above data-

  1. Are the sitting heights from a population that is discrete or continuous?
  2. What is the level of measurement of the sitting heights? (nominal, ordinal, interval, ratio)
  3. Use the sitting heights listed above to construct a frequency distribution taking class width of 10mm and 870mm as the lower class limit of the first class.
  4. Does the distribution appear to be uniform, normal (bell-shaped) or skewed? (based on the result of histogram)

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