(a) What is the margin of error for a 95% confidence interval for the proportion of all Quebec adults who would allow doctor-assisted suicide? Use 3 decimal places. type your answer... (b) Suppose the researchers wanted a margin of error of 0.01 instead. How large a sample would be needed to achieve this? type your answer...

Calculus For The Life Sciences
2nd Edition
ISBN:9780321964038
Author:GREENWELL, Raymond N., RITCHEY, Nathan P., Lial, Margaret L.
Publisher:GREENWELL, Raymond N., RITCHEY, Nathan P., Lial, Margaret L.
Chapter12: Probability
Section12.2: Introduction To Probability
Problem 52E
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A Gallup Poll asked a sample of Canadian adults if they thought the law should allow doctors to end the life of a patient who is in great pain and near death if the patient
makes a request in writing. The poll included 264 people in Quebec, 224 of whom agreed that doctor-assisted suicide should be allowed.
(a) What is the margin of error for a 95% confidence interval for the proportion of all Quebec adults who would allow doctor-assisted suicide? Use 3 decimal places.
(b) Suppose the researchers wanted a margin of error of 0.01 instead. How large a sample would be needed to achieve this?
type your answer...
type your answer...
Transcribed Image Text:A Gallup Poll asked a sample of Canadian adults if they thought the law should allow doctors to end the life of a patient who is in great pain and near death if the patient makes a request in writing. The poll included 264 people in Quebec, 224 of whom agreed that doctor-assisted suicide should be allowed. (a) What is the margin of error for a 95% confidence interval for the proportion of all Quebec adults who would allow doctor-assisted suicide? Use 3 decimal places. (b) Suppose the researchers wanted a margin of error of 0.01 instead. How large a sample would be needed to achieve this? type your answer... type your answer...
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