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Mathematics, 08.11.2020 20:40 brookefrancett

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 with % confidence if (a) she uses a previous estimate of ?
(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 s...

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