In the Excel Sheet named share prices you have been provided with share prices of Tata Elexi and Bharat Dynamics along with the price of Nifty 500 index. Given the information you are required to determine the following for different levels of holding in Tata Elxi at 10%, 20%, 40%,60%, 80% and 90%. (You will use the

annualized return and risk for the purpose of this computation as observed from

historical prices.)

3.1.1 Portfolio Return for each level

3.1.2 Portfolio Risk for each level

3.1.3 Portfolio beta for each level