Answer:
The standard deviation of this two-currency portfolio is approximately is 5.13%
Step-by-step explanation:
According to the given data, if we use the 2 asset portfolio standard deviation formula, we get the starndar deviation of portfolio, therefore, in order to calculate the the standard deviation of this two-currency portfolio we would have to calculate the following formula:
standard deviation of this two-currency portfolio= [(25%)2(7%)2 + (75%)2(5%)2 + 2*25%*7%*75%*5%*0.7]1/2 =
standard deviation of this two-currency portfolio=5.13%
The standard deviation of this two-currency portfolio is approximately is 5.13%