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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Home » SAT » 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.