crissysmith1979 crissysmith1979

13-11-2019
SAT

contestada

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 0.03 with 99% confidence if
(a) she uses a previous estimate of 0.36?
(b) she does not use any prior estimates?

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jessiethevargas jessiethevargas

13-11-2019

This answer must be A because she has to take an estimate previously so that she can estimate the new estimate. So my answer is ( A )

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