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Some scientist believe that a new drug would benefit people with a certain blood disorder. To estimate the proportion of patients who would benefit from
Some scientist believe that a new drug would benefit people with a certain blood disorder. To estimate the proportion of patients who would benefit from taking the drug, the scientists will administer it to a random sample of patients who have the blood disorder. What is the minimum sample size needed so that the 95% confidence interval will have a margin of error of no more than 3%?
(a) 748
(b) 1068
(c) 1503
(d) 2056
(e) 2401
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