Question: how to you work this problem out to find the Standard deviation of AB, E(R)a, E(R)b? can you show me step by step? o What

how to you work this problem out to find the "Standard

how to you work this problem out to find the "Standard deviation of AB, E(R)a, E(R)b? can you show me step by step?

o What is the covariance of returns between stocks A and B? Year Return A 60% 20% Return B 35% 2017 2016 15% 2015 10% - 20% GAB = 433.3% or 0.0433 E(R2) = 30% E(RB) = 10%

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