The U.S. Food and Drug Administration plans to conduct a survey to identify the average (mean) amount
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The U.S. Food and Drug Administration plans to conduct a survey to identify the average (mean) amount of arsenic found in the rice grown on farms located in Arkansas. Arkansas has about 3000 rice farms.
a. What would be a practical problem of using a stratified sample consisting of rice obtained from every rice farm in Arkansas?
b. What would be a practical problem of using cluster sampling?
c. What would be an effective sampling plan?
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Related Book For
Statistical Reasoning For Everyday Life
ISBN: 978-0134494043
5th Edition
Authors: Jeff Bennett, William Briggs, Mario Triola
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