Following the Warren Buffett strategy of Buy what you understand, you decide to create a two stock

Question:

Following the Warren Buffett strategy of "Buy what you understand", you decide to create a two stock consisting of Face book (FB) and Twitter (TWTR) stock. With your graduation present, you make the following investments:

Expected Return: Standard Deviation STOCK: # of shares: Price Per share: Face book $50.00 10.00% 60.00 20.00% 40.00% $40

If the correlation between Face book and Twitter is 0.50, find the standard deviation of the social media portfolio.

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...