Question
A study of 420043 cell phone users found that 134 of them developed cancer of the brain or nervous system prior to this study of
A study of 420043 cell phone users found that 134 of them developed cancer of the brain or nervous system prior to this study of cell phone use the rate of such cancer was 0.0347% for those not using cell phones
A. Use the sample data to construct a 95% confidence interval estimate of the percentage of cell phone users who developed cancer of the brain or nervous system
______% B. Do cell phone users appear to have a rate of cancer of the brain or nervous system that is different from the rate of such cancer among those not using cell phones why or why not?
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Linear Algebra With Applications
Authors: W. Keith Nicholson
7th Edition
978-0070985100, 70985103
