CAIE S1 2008 November — Question 5

Exam BoardCAIE
ModuleS1 (Statistics 1)
Year2008
SessionNovember
TopicMeasures of Location and Spread
TypeConstruct stem-and-leaf then find median and quartiles
5 The pulse rates, in beats per minute, of a random sample of 15 small animals are shown in the following table.
115120158132125
104142160145104
162117109124134
  1. Draw a stem-and-leaf diagram to represent the data.
  2. Find the median and the quartiles.
  3. On graph paper, using a scale of 2 cm to represent 10 beats per minute, draw a box-and-whisker plot of the data.
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