From the data given below state which group is more variable A or B 5 marks Mark...........

From the data given below state which group is more variable, A or B? (5 marks)

Marks 10 – 20 20 – 30 30 – 40 40 – 50 50 – 60 60 – 70 70 – 80 Group A 9 17 32 33 40 10 9 Group B 10 20 30 25 43 15 7

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