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Construct a confidence interval of the population proportion at the given level of confidence. x= 45,...
Help please, thank you! A researcher wishes to estimate the proportion of adults who have high-speed...
Help please, thank you!
A researcher wishes to estimate the proportion of adults who have high-speed Internet access. What sze sample should be obtained if she wishes the estimate to be within 0.01 with 95% confidence if (a) she uses a previous estimate of 0.32? (b) she does not use any prior estimates? (a)n(Round up to the nearest integer)
A researcher wishes to estimate the proportion of adults who have high-speed Internet access. What size...
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 95% confidence if (a) she uses a previous estimate of 0.34? (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 sie...
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...
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 0.28? (b) she does not use any prior estimates? n=_____(Round up to the nearest integer.)
Construct a confidence interval of the population proportion at the given level of confidence. x- 120,...
Construct a confidence interval of the population proportion at the given level of confidence. x- 120, n 1200, 99% confidence The lower bound of the confidence interval is (Round to three decimal places as needed.) The upper bound of the confidence interval is (Round to three decimal places as needed.) Construct a 99% confidence interval of the population proportion using the given information. X 105, n 150 The lower bound is The upper bound is (Round to three decimal places...
A researcher wishes to estimate the proportion of adults who have high-speed Internet access. What size...
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 0.04 with 99% confidence if (a) she uses a previous estimate of 0.54? (b) she does not use any prior estimates? Х i Table of critical values Click the icon to view the table of critical values. (a) n= (Round up to the nearest integer.) Level of Confidence, (1 - «). 100%...
A researcher wishes to estimate the proportion of adults who have high-speed Internet access. What size...
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) nequals nothing (Round up to the nearest integer.) (b) nequals nothing (Round up to the nearest integer.)
A researcher wishes to estimate the proportion of adults who have high-speed Internet access. What size...
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 90% confidence if a) she uses a previous estimate of 0.34? b) she does not use any prior estimates? a) nequals nothing (Round up to the nearest integer.) b) nequals nothing (Round up to the nearest integer.)
A researcher wishes to estimate the proportion of adults who have high-speed Internet access. What size...
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...
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 0.54? (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.)
Help please, thank you!
A researcher wishes to estimate the proportion of adults who have high-speed Internet access. What sze sample should be obtained if she wishes the estimate to be within 0.01 with 95% confidence if (a) she uses a previous estimate of 0.32? (b) she does not use any prior estimates? (a)n(Round up to the nearest integer)
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
Construct a confidence interval of the population proportion at the given level of confidence. x- 120, n 1200, 99% confidence The lower bound of the confidence interval is (Round to three decimal places as needed.) The upper bound of the confidence interval is (Round to three decimal places as needed.) Construct a 99% confidence interval of the population proportion using the given information. X 105, n 150 The lower bound is The upper bound is (Round to three decimal places...
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 0.04 with 99% confidence if (a) she uses a previous estimate of 0.54? (b) she does not use any prior estimates? Х i Table of critical values Click the icon to view the table of critical values. (a) n= (Round up to the nearest integer.) Level of Confidence, (1 - «). 100%...
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 0.54? (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.)
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