40 students enter for a game of shot-put competition. The distance thrown (in metres) is recorded below: Use a graph paper to draw an give for the above distribution. Use a scale of 2 cm = 1 m on one axis and 2cm = 5 students on the other axis. Hence using your graph find: (i) the median (ii) upper quartile (iii) The inter-quartile range (iv) The number of students who cover a distance which is above 16 ½ m.
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