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Hello student, in the given question in part a, the necessary condition, the necessary, necessary conditions, conditions for constructing, for constructing a confidence interval, a confidence interval are the randomization conditions, are the randomization conditions, conditions, so first a is randomization condition which is a option, a is randomization condition and b is, b is the success, the success or failure condition, failure condition, success and the failure condition, so first a is randomization condition, a is randomization condition and option d is success and failure conditions, then in b part, in b part a 98 % confidence, a 98 % confidence interval for the sample proportion, for the sample proportion, proportion of males, of males who identify, who identify as the primary grocery shop, as the primary grocery shop, of grocery shopper is 0 .495 to 0 .4545, since this interval is entirely, since, since this interval, this interval is entirely,…