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 0.05 with 99% confidence if
(a) she uses a previous estimate of 0.587?
(b) she does not use any prior estimates?
A researcher wishes to estimate the proportion of adults who have high speed Internet...
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 0.05 with 99% confidence if (a) she uses a previous estimate of 0.48? (b) she does not use any prior estimates?
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 0.05 with 99% confidence if (a) she uses a previous estimate of 0.58? (b) she does not use any prior estimates? (Round up to the nearest integer).
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 0.01 with 90% confidence if (a) she uses a previous estimate of 0.46? (b) she does not use any prior estimates?
A researcher wishes to estimate the proportion of adults who have high-speed Internet access. What sie sample should be obtained the wishes the estimate to be within 0.04 with 99% confidence (a) the uses a previous estimate of 0.587 (b) she does not use any prior estimates? (a) (b)- (Round up to the nearest Integer) (Round up to the nearest integer) Enter your answer in each of the answer boxes. MacBook Air
A researcher wishes to estimate the proportion of adults who have high-speed internet access. What size sample should be obtained if she wishes to estimate to be within 0.02 with 95% confidence if (a) She uses a previous estimate of 0.38? (b) she does not use any prior estimates?
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 90% confidence if (a) she uses a previous estimate of 0.58? (b) she does not use any prior estimates?
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 .05 with 90% confidence if A. She uses a previous estimate of .48? B. She does not use any prior estimates?
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 95% confidence if (a) she uses a previous estimate of 0.42? (b) she does not use any prior estimates?
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 0.050.05 with 9090% confidence if a) she uses a previous estimate of 0.36? b) she does not use any prior estimates?
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 0.58? (b) she does not use any prior estimates? Click the icon to view the table of critical values (a) n (Round up to the nearest Integer)