Certified public accountants are often required to appear with clients if the IRS audits the clients tax
Question:
a) Develop a 95% confidence interval estimate for the mean audit cost.
b) Based on your confidence interval, what do you think of the claim that the mean cost has changed?
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Related Book For
Business Statistics
ISBN: 9780321925831
3rd Edition
Authors: Norean Sharpe, Richard Veaux, Paul Velleman
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