Which of the following hypothetical phenomena would be either consistent with or a violation of the efficient market hypothesis? a. Nearly half of all professionally managed mutual funds are able to outperform the S&P 500 in a typical year. Consistent Inconsistent b. Money managers who outperform the market (on a risk-adjusted basis) in one year are likely to outperform the market in the following year. Consistent Inconsistent c. Stock prices tend to be predictably more volatile in January than in other months. Consistent Inconsistent d. Stock prices of companies that announce increased earnings in January tend to outperform the market in February. Consistent Inconsistent

Essentials of Business Analytics (MindTap Course List)
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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
Chapter15: Decision Analysis
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Problem 4P: Investment advisors estimated the stock market returns for four market segments: computers,...
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Which of the following hypothetical phenomena would be either consistent with or a violation of the efficient market hypothesis?

a. Nearly half of all professionally managed mutual funds are able to outperform the S&P 500 in a typical year.

  • Consistent
  • Inconsistent

b. Money managers who outperform the market (on a risk-adjusted basis) in one year are likely to outperform the market in the following year.

  • Consistent
  • Inconsistent

c. Stock prices tend to be predictably more volatile in January than in other months.

  • Consistent
  • Inconsistent

d. Stock prices of companies that announce increased earnings in January tend to outperform the market in February.

  • Consistent
  • Inconsistent
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