Use the table of annual returns in Problem for Home Depot (HD) and Lowes (LOW) to create

Question:

Use the table of annual returns in Problem for Home Depot (HD) and Lowe€™s (LOW) to create an Excel spreadsheet that calculates the standard deviation of annual returns for HD, LOW, and the equally weighted of HD and LOW.
In problem

Portfolio
A portfolio is a grouping of financial assets such as stocks, bonds, commodities, currencies and cash equivalents, as well as their fund counterparts, including mutual, exchange-traded and closed funds. A portfolio can also consist of non-publicly...