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A researcher wishes to estimate the proportion of adults who have highspeed Internet access. What size sample should he obtained if she wishes the estimate
A researcher wishes to estimate the proportion of adults who have highspeed Internet access. What size sample should he obtained if she wishes the estimate to be within 0.01 with 90% condence if (a) she uses a previous estimate of 0.42? (b) she does not use ang.r prior estimates? Click the icon to View the table of critical values. (a) n = (Round up to the nearest integer.) (b) n = (Round up to the nearest integer.)
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