Question: How were these calculated? What equation does one use and why? Portfolio return and risk: State of the Economy Poor Below average Average Above average

How were these calculated? What equation does one use and why?
Portfolio return and risk: State of the Economy Poor Below average Average Above average Excellent E(R) of Portfolio Healthcare Fund/ Inverse ETF 5.0% 12.5% 10.5% 11.0% 17.5% E(R) of Portfolio Healthcare Fund / Biotech Fund -13.5% 1.0% 13.5% 28.0% 41.5%
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ANSWER The expected returns of the portfolios are calculated using the equation ER w1 ER1 w2 ER2 whe... View full answer
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