Solution) A researcher is interested in estimating the noise levels in decibels at area urban hospitals. He wa
Question: A researcher is interested in estimating the noise levels in decibels at area urban hospitals. He wants to be 90% confident that his estimate is correct. If the standard deviation is 4.8, how large a sample is needed to get the desired information and to be accurate within 0.65 decibels? (4 pts)
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Deliverables: Word Document
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