The standard deviation of the rate of return for Jasper products is 6%, while for Headline Industries it is 12%. If the correlation between their returns is 0.74, what is the standard deviation of a portfolio composed of 80% Jasper and 20% Headline common stock?© BrainMass Inc. brainmass.com February 24, 2021, 2:10 pm ad1c9bdddf
Please see the attached file.
We will use the following formulas:
? Variance of a stock = (Standard deviation of a stock)^2.
? Covariance of stock 1 and 2 = (Correlation of stock 1 and 2) * (Standard deviation of stock 1) * (Standard deviation of ...
This solution calculates the standard deviation for a portfolio of common stock.