Calculate the historical standard deviation

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Reference no: EM133119540

Given the following historical returns (HPR)

Year

Return

2017

18%

2018

-6%

2019

30%

2020

18%

  1. Calculate the arithmetic mean.
  2. Calculate the geometric mean.
  3. Is the geometric mean lower or higher than the arithmetic mean?
  4. Under what circumstances would the geometric mean equal the arithmetic mean?
  5. Calculate the historical standard deviation (σ).

Reference no: EM133119540

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