Relative performances of Starbucks stock and the S&P 500 index

i. Calculate performance evaluation tools for Starbucks stock and the S&P 500 during your collection period (October 1 to December 31, 2020):

1. Calculate the quarterly holding period return for Starbucks and the S&P500 Index such as [(December 31, 2020 price + Quarterly dividends October 1, 2020 price)/ October 1, 2020 price]. Dont forget to adjust for stock splits if applicable. (Ignore quarterly dividends for S&P 500 index.)

2. Calculate the annual holding period return (January 2, 2020 to December 31, 2020 price price) [(December 31, 2020 price + Annual dividends January 2, 2020)/ January 2, 2020)]. Dont forget to adjust for stock splits if applicable. (Ignore annual dividends for S&P 500 index.)