OCR MEI S1 2006 January — Question 1

Exam BoardOCR MEI
ModuleS1 (Statistics 1)
Year2006
SessionJanuary
TopicData representation
TypeCalculate range and interquartile range

1 The times taken, in minutes, by 80 people to complete a crossword puzzle are summarised by the box and whisker plot below.
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  1. Write down the range and the interquartile range of the times.
  2. Determine whether any of the times can be regarded as outliers.
  3. Describe the shape of the distribution of the times.