[Step-by-Step] A market researcher wants to find a 97% confidence interval for the mean amount that a typical family spends on personal grooming products
Question: A market researcher wants to find a 97% confidence interval for the mean amount that a typical family spends on personal grooming products per month. The population standard deviation is known to be $100.00. What sample size will be required to obtain an estimate that is within $15 of the population mean?
Deliverable: Word Document 
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