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2 Statistics

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Question 424

The journey times, in minutes, of nine students are

12, 14, 15, 15, 18, 19, 21, 24, 3312,\ 14,\ 15,\ 15,\ 18,\ 19,\ 21,\ 24,\ 3312, 14, 15, 15, 18, 19, 21, 24, 33.

a.

Find the median and the interquartile range.

[3]
b.

Explain which of the mean and median is likely to be the more representative measure of location.

[2]
Markscheme

2 Statistics Questions

  1. A Level
  2. /Maths
  3. /2 Statistics

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