Select four stocks from finance.yahoo.com, google.finance.com, or moneycentral.msn.com. One should be a clothing manufacturer, one should be a retailer, one should be an automobile manufacturer, and one should be a restaurant or food producer.
Obtain the closing price, the change in price from the previous day, and the beta.
Calculate the return on holding the stock for a day (this should be the change in price over the closing price).
Calculate a portfolio return with weights of 0.25 for each stock.
Calculate a weighted beta with weights of 0.25 for each stock.
Write up the implications of the portfolio return and risk with respect to what you learned about beta and the CAPM