Question: Problem 7 Intro Download this spreadsheet with stock prices for 10 companies. Attempt 1/10 for 10 pts. Part 1 What was the monthly return for


Problem 7 Intro Download this spreadsheet with stock prices for 10 companies. Attempt 1/10 for 10 pts. Part 1 What was the monthly return for Exxon (XOM) from January to February 2010? 4+ decimals Submit Attempt 1/10 for 10 pts. Part 2 What was the monthly return from January to February 2010 for an equally-weighted portfolio? 4+ decimals Submit Attempt 1/10 for 10 pts. Part 3 What is the standard deviation of monthly returns for the same portfolio? 4+ decimals Submit Part 4 Attempt 1/10 for 10 pts. In comparision, what is the weighted average standard deviation of the 10 stocks, with equal weights? 3+ decimals Submit Problem 7 Intro Download this spreadsheet with stock prices for 10 companies. Attempt 1/10 for 10 pts. Part 1 What was the monthly return for Exxon (XOM) from January to February 2010? 4+ decimals Submit Attempt 1/10 for 10 pts. Part 2 What was the monthly return from January to February 2010 for an equally-weighted portfolio? 4+ decimals Submit Attempt 1/10 for 10 pts. Part 3 What is the standard deviation of monthly returns for the same portfolio? 4+ decimals Submit Part 4 Attempt 1/10 for 10 pts. In comparision, what is the weighted average standard deviation of the 10 stocks, with equal weights? 3+ decimals Submit
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