9.1.15 Construct a 99% confidence interval of the population proportion using the given information. x =...
X 9.1.15 Construct a 99% confidence interval of the population proportion using the given information. X = 125, n = 250 Click here to view the table of critical values. The lower bound is a The upper bound is (Round to three decimal places as needed.) - X Table of critical values Area in Each Toil, Critical Value 4,4 L645 Level of Confidence, (1 - a). 100% 90% 95% 99% 0.05 0.025 0.005 1.96 2.575 Print Done ou al
Construct a 95% confidence interval of the population proportion using the given information. x= 125, n = 250 Click here to view the table of critical values. The lower bound is The upper bound is (Round to three decimal places as needed.) i Table of critical values x Level of Confidence, (1 - «) - 100% CK Area in Each Tail, 2 Critical Value, 2 90% 0.05 1.645 95% 0.025 1.96 2.575 99% 0.005 Print Done
Construct a 95% confidence interval of the population proportion using the given information. x= 125, n = 250 Click here to view the table of critical values. The lower bound is 454 The upper bound is 546 (Round to three decimal places as needed.)
Construct a 99% confidence interval of the population proportion using the given information. x = 40, n=200 Click here to view the table of critical values. The lower bound is The upper bound is (Round to three decimal places as needed.)
Construct a 99% confidence interval of the population proportion using the given information. x = 75, n = 150 Click here to view the table of critical values. The lower bound is The upper bound is (Round to three decimal places as needed.)
pt 9.1.17 Construct a 90% confidence interval of the population proportion using the given information. x= 105, n = 150 Click here to view the table of critical values. The lower bound is The upper bound is (Round to three decimal places as needed.) Enter your answer in the edit, fields and then click Check Answer, All parts showing
9.1.17 Question Help Construct a 99% confidence interval of the population proportion using the given information. x = 80, n = 200 Click here to view the table of critical values. The lower bound is . The upper bound is (Round to three decimal places as needed.)
Construct a 90% confidence interval of the population proportion using the given information x = 180, n=300 Click here to view the table of critical values. The lower bound is The upper bound is (Round to three decimal places as needed.) Enter your answer in each of the answer boxes
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%...
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 as needed.)