Question

BANATest4Fall2019 Excel O Search Formulas View Help Insert Draw Page Layout Data Review A B C D E G H K Business Analytics put your name here Test 4 Question 1 This question is on one page with 4 parts The CPA Practice Advisor reports that the mean preparation fee for 2017 federal income tax returns was $273. Use this price as the population mean and assume the population standard deviation of preparation fees is $100. 1. What is the probability that the mean price for a sample of 30 federal income tax returns is within $16 of the population mean? 2. What is the probability that the mean price for a sample of 50 federal income tax returns is within $16 of the population mean? 3. What is the probability that the mean price for a sample of 100 federal income tax returns is within $16 of the population mean? 4. Which, if any, of the sample sizes in parts (a), (b), and (c) would you recommend to ensure at least a .95 probability that the sample mean is within $16 of the popula-tion mean? Be sure to review the difference between the standard deviation and the standard error, Be sure to show all Excel calculations and label all answers appropriately. Question 3 Question 1 Question 21 Question 4 Question 5 Type here to search DELL

Answer 1

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