Math Problem Statement
You have a portfolio with a standard deviation of
25 %25%
and an expected return of
20 %20%.
You are considering adding one of the two stocks in the following table:
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.
If after adding the stock you will have
25 %25%
of your money in the new stock and
75 %75%
of your money in your existing portfolio, which one should you add?
Question content area bottom
Part 1
Standard deviation of the portfolio with stock A is
enter your response here%.
** (Round to two decimal places.)
Solution
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Math Problem Analysis
Mathematical Concepts
Portfolio Theory
Standard Deviation
Weighted Average
Risk Management
Correlation Coefficient
Formulas
Portfolio standard deviation formula: σp = √[(w1σ1)^2 + (w2σ2)^2 + 2w1w2σ1σ2ρ]
Theorems
Modern Portfolio Theory (MPT)
Suitable Grade Level
University/Graduate Level (Finance or Economics)
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