In a survey of 1000 US adults, twenty percent say they never exercise. This is the highest
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In a survey of 1000 US adults, twenty percent say they never exercise. This is the highest level seen in five years. Find and interpret a 99% confidence interval for the proportion of US adults who say they never exercise. What is the margin of error, with 99% confidence?
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The sample size is definitely large enough to use the ...View the full answer
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Related Book For 
Statistics Unlocking The Power Of Data
ISBN: 9780470601877
1st Edition
Authors: Robin H. Lock, Patti Frazer Lock, Kari Lock Morgan, Eric F. Lock, Dennis F. Lock
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