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HARGITAR UNIVERSITY Question 3: (6 marks) The following table represent the distribution of the miles that 20 randomly selected runners ran during a given week:

HARGITAR UNIVERSITY Question 3: (6 marks) The following table represent the distribution of the miles that 20 randomly selected runners ran during a given week: Class limit frequency 6-10 11-15 2 16-20 3 21-25 5 26-30 4 31-35 3 36-40 2 Total a) Find The mean of miles that the runners ran during the given week (3 marks) b) Find The standard deviation of miles that the runners ran during the given week

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