Mathematics, 26.11.2019 21:31 payshencec21
Credit-card debt a school administrator is concerned about the amount of credit-card debt that college students have. she wishes to conduct a poll to estimate the percentage of full-time college students who have credit-card debt of $2000 or more. what size sample should be obtained if she wishes the estimate to be within 2.5 percentage points with 94% confidence if
(a) a pilot study indicates that the percentage is 34%?
(b) no prior estimates are used?
Answers: 2
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Credit-card debt a school administrator is concerned about the amount of credit-card debt that colle...
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