The return on stock Ais.13 ir the economy is good and 01 if the economy is bad. The return on stock B is .09 if the economy is good and.05 if it is bad. The probability of a good economy is 50% and the probability of a bad economy is also 50%. Find the standard deviation for a portfolio invested 75% in A and 25% in B. O.04 O 05 O.06 O 07

Managerial Economics: A Problem Solving Approach
5th Edition
ISBN:9781337106665
Author:Luke M. Froeb, Brian T. McCann, Michael R. Ward, Mike Shor
Publisher:Luke M. Froeb, Brian T. McCann, Michael R. Ward, Mike Shor
Chapter17: Making Decisions With Uncertainty
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The return on stock A is 13 if the economy is good and 01 if the economy is bad. The return on
stock B is .09 ifr the economy is good and.05 if it is bad. The probability of a good economy is 50%
and the probability of a bad economy is also 50%. Find the standard deviation for a portfolio
invested 75% in A and 25% in B.
O.04
O.05
O.06
O.07
Transcribed Image Text:The return on stock A is 13 if the economy is good and 01 if the economy is bad. The return on stock B is .09 ifr the economy is good and.05 if it is bad. The probability of a good economy is 50% and the probability of a bad economy is also 50%. Find the standard deviation for a portfolio invested 75% in A and 25% in B. O.04 O.05 O.06 O.07
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