Suppose that Morningstar reports that a mutual fund has earned an alpha of 2.0% per year on average over the last five years.  Is this a violation of market efficiency?

Essentials of Business Analytics (MindTap Course List)
2nd Edition
ISBN:9781305627734
Author:Jeffrey D. Camm, James J. Cochran, Michael J. Fry, Jeffrey W. Ohlmann, David R. Anderson
Publisher:Jeffrey D. Camm, James J. Cochran, Michael J. Fry, Jeffrey W. Ohlmann, David R. Anderson
Chapter2: Descriptive Statistics
Section: Chapter Questions
Problem 17P: Suppose that you initially invested 10,000 in the Stivers mutual fund and 5,000 in the Trippi mutual...
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Suppose that Morningstar reports that a mutual fund has earned an alpha of 2.0% per year on average over the last five years.  Is this a violation of market efficiency?

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