A survey asked, "How important is it to you to buy products that are made in America?" of the 600 Americans surveyed, 150 responded, "It is not important." For each of the following levels of confidence, find the sample proportion and the margin of error (MOE) associated with the poll. (Give the answers to one decimal place, if needed.) (a) An 85% level of confidence Sample proportion is 25 MOE = 3 X% (b) A 98% level of confidence Sample proportion is 25 MOE = 4.1 X % % %
A survey asked, "How important is it to you to buy products that are made in America?" of the 600 Americans surveyed, 150 responded, "It is not important." For each of the following levels of confidence, find the sample proportion and the margin of error (MOE) associated with the poll. (Give the answers to one decimal place, if needed.) (a) An 85% level of confidence Sample proportion is 25 MOE = 3 X% (b) A 98% level of confidence Sample proportion is 25 MOE = 4.1 X % % %
Big Ideas Math A Bridge To Success Algebra 1: Student Edition 2015
1st Edition
ISBN:9781680331141
Author:HOUGHTON MIFFLIN HARCOURT
Publisher:HOUGHTON MIFFLIN HARCOURT
Chapter11: Data Analysis And Displays
Section: Chapter Questions
Problem 5CT
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Both margin of error are incorrect, the sample proportions are correct though
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