Here are the returns on two stocks. Digital Cheese Executive Fruit January + 1 4 + 8
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Question:
Here are the returns on two stocks.
Digital Cheese Executive Fruit
January
February
March
April
May
June
July
August
Required:
a Calculate the variance and standard deviation of each stock.
a Which stock is riskier if held on its own?
b Now calculate the returns in each month of a portfolio that invests an equal amount each month in the two stocks.
c Is the variance more or less than halfway between the variance of the two individual stocks?
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