Mathematics, 16.04.2021 08:00 ammyraammirez24

A researcher 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 ifa) she uses a previous estimate of 0.28?b) she does not use any prior estimates?

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A researcher 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 ​0.28?​b) she does not use any prior​ estimates?

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Another question on Mathematics

A researcher 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 ifa) she uses a previous estimate of 0.28?b) she does not use any prior estimates?