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What is the null and alternate hypotheses, degrees of freedom, test statistic, rejection region, and decision.

A new coffeehouse wishes to see whether customers have any preference among 5 different brands of coffee. A sample of 200 customers provided the data below. Test the claim that the probabilities show no preference. Use ? = 0.05. Brand 1 2 3 4 5 Customers 27 50 33 70 10

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