Question: 17. The data given below provide the frequency distribution of daily traffic violation tickets issued by the city police over a period of eight weeks.

17. The data given below provide the frequency distribution of daily traffic violation tickets issued by the city police over a period of eight weeks. Test at the 5% level of significance the hypothesis that the number of traffic tickets is the same for each of the past eight weeks.

Week 1 2 3 4 5 6 7 8 Violation tickets 19 25 21 24 15 28 20 15

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