rony wants to estimate the percentage of all aub students who study only a week before...

rony wants to estimate the percentage of all aub students who study only a week before their exams. he has decided to obtain an 85% Confidence interval for the proportion of the undedicated students. he will ask a random sample of n aub students about their studying habits. if he wishes to obtain a CI with a precision width of 0.2, how large should the sample be?

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orchestra answered 1 year ago

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