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Exercise . 5 1. The data below gives the urbanisation rates (%) in 23 countries. 54 99 22 20 31 3 22 9 25 3
Exercise . 5 1. The data below gives the urbanisation rates (%) in 23 countries. 54 99 22 20 31 3 22 9 25 3 56 12 16 9 29 6 28 100 17 9 35 27 12 a Construct an ordered stem plot. b What advantage does a stem plot have over a histogram? For each of the following stem plots (A, B and C): a name its shape and note outliers (if any) c determine the spread of the distribution b locate the centre of the distribution d write down the values of outliers (if any) 2. Stem plot A Stem plot B Stem plot C 0 01 1267 79 0 1 3 1 2 2 3 5 5 5 5 6 1 3 69 2 0147 2 0 0 1 568 8 2 2 2 3 2 2 2 459 99 3 2 1 24 46 0 2 4 5 2 5 2 3 5 1 1 358 8 6 6 2 6 0 0 4 4 47 789
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