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Selecting an appropriate test for given question

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You are interested in ratings of cell phone service by 5 different carriers. 10 people rate each of the five carriers. The data that you collect is the number of people who rated each of the services favorably and the number of people that rated each of these services unfavorably. Which test would be appropriate to use in this condition? Your observed test statistic was 14.6, state the critical value that you would test this against and what the statistical test would tell you.

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