Question: For each level of precision, find the required sample size to estimate the mean starting salary for a new CPA with 95 percent confidence, assuming

For each level of precision, find the required sample size to estimate the mean starting salary for a new CPA with 95 percent confidence, assuming a population standard deviation of $7,500 (same as last year).
a. E = $2,000
b. E = $1,000
c. E = $500

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