In January 2010, a Gallup Poll asked a random sample of adults, “In general, are you satisfied or dissatisfied with the way things are going in the United States at this time?” In all, 256 said that they were satisfied and the remaining 769 said they were not. Estimate with 90% confidence the true proportion of adults that are satisfied with the way things are going in the United States.
In January 2010, a Gallup Poll asked a random sample of adults, “In general, are you satisfied or dissatisfied with the way things are going in the United States at this time?” In all, 256 said that they were satisfied and the remaining 769 said they were not. Estimate with 90% confidence the true proportion of adults that are satisfied with the way things are going in the United States.
Holt Mcdougal Larson Pre-algebra: Student Edition 2012
1st Edition
ISBN:9780547587776
Author:HOLT MCDOUGAL
Publisher:HOLT MCDOUGAL
Chapter11: Data Analysis And Probability
Section: Chapter Questions
Problem 8CR
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- In January 2010, a Gallup Poll asked a random sample of adults, “In general, are you satisfied or dissatisfied with the way things are going in the United States at this time?” In all, 256 said that they were satisfied and the remaining 769 said they were not.
Estimate with 90% confidence the true proportion of adults that are satisfied with the way things are going in the United States.
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