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Mathematics, 07.11.2019 02:31 TheCat250
Aresearcher wishes to estimate the proportion of adults who have high speed internet access. what size sample should be obtained if she wishes the estimate to be within 0.04 with 99% confidence if (a) she uses a previous estimate of 0.56? (b) she does not use any prior estimates? n= up to the nearest integer.)
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