Apple Using the historical prices quotes for securities and indices (just click on historical prices...

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Finance

Apple

Using the historical prices quotes for securities and indices (just click on historical prices specifically, daily adjusted closing prices-the adjustment is to reflect dividends, etc.) on finance.yahoo.com for the year 2018, estimate the following:

  1. the mean and standard deviation of Apples (AAPL) and the S&P 500s (^GSPC or >GSPC) daily returns (you can use the excel functions, see BMA

p. 247). Does the ratio of the return standard deviations make sense?

  1. Apples beta (again, you can use excel). Does your estimate make sense?

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