A researcher wishes to estimate the proportion of adults who have high speed Internet access What size sample should be obtained

Question

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 02 with 99 confidence if a she uses a previous estimate of 0 38 b she does not use any prior estimates Click the icon to view the table of critical values a n 3905 Round up to the nearest integer b n Round up to the nearest integer

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