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A department store, A, has four competitors: B, C, D, and E. Store A hires a consultant to determine if the percentage of shoppers who prefer each of the five (5) stores is the same. A survey with 1100 randomly selected shoppers is conducted, and below are the results of which one of the store's shoppers prefer. Is there enough evidence using a significance level a = 0.05 to conclude that the proportions are really the same? Store A B C D E Number of Shoppers 262 234 204 190 210 The null hypothesis Ho: The alternative hypothesis Ha: C. The level of significance a = d. The degrees of freedom: e. The test statistic: f. The critical value: g. Decision