Quastidu I: A partfalia consists af stack 1 and stack 2. Please: solver m nd the lawast passibla Vullity af tha portfalia when the axpeatai term-J1...

Quastidu I: A partfalia consists af stack 1 and stack 2. Please: use. solver m find the lawast passibla Vulflfllity af tha
portfalia when the axpeatai term-J1 cf the portfaliu=l4%. -_—-:-— Maan Standard
deviation
raturn af ratum 11—m-
_—m ——_

Questinn 3: Suppose we have a partt'nlie inelnding fnur steel-ts: IBM, WMB, 10M, T. Please use the daily.r steel: price data DfIBhI'L WIVES, HUM, T frem fllfflldlfll? ta 1331:2011 Please dawnlaad the steeltpriee data fram
Yahaa Finance. {1] Find the weights on the fear stacks that make the partfelia has the highest Sharpe Ratie if we allnw fer
the short selling ef the steaks. Please report the weights and the sharp ratie. {2] Find the weights on the fan: steaks that make the partt'elia has the highest Sharpe Katie if we do no:
allew far the shart selling of the steaks. Please report the weights and the sharp ratie.