This Question: 1 pt 5 of 6 (6 complete) This Quiz: 6 pts possil A philanthropic

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This Question: 1 pt 5 of 6 (6 complete) This Quiz: 6 pts possil A philanthropic organisation sent free mailing labels and greeting cards to a random sample of 100,000 potential donors on their mailing list and received 5170 donations (a) Give a 95% confidence interval for the true proportion o those from their ontre maling list who may donate. (b) A staff member thinks that the true rate is 54%, Given the confidence interval you found, do you find that rate plausible? (a) What is the 95% confidence interval? The 95% confidence interval is from % to Round to two decimal places as needed) (b) Given the confidence interval you found, is the proposed true rate, 5 4%, plausible? O Yes O No

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This Question: 1 pt 5 of 6 (6 complete) This Quiz: 6 pts possil A philanthropic organisation sent free mailing labels and greeting cards to a random sample of 100,000 potential donors on their mailing list and received 5170 donations (a) Give a 95% confidence interval for the true proportion o those from their ontre maling list who may donate. (b) A staff member thinks that the true rate is 54%, Given the confidence interval you found, do you find that rate plausible? (a) What is the 95% confidence interval? The 95% confidence interval is from % to Round to two decimal places as needed) (b) Given the confidence interval you found, is the proposed true rate, 5 4%, plausible? O Yes O No

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