USING EXCEL, You want to form a portfolio between two stocks: Canadian Tire and the Apple Inc. Download the monthly price data from Yahoo! Finance pages for Canadian Tire (ticker symbol: CTCA.TO) and Apple (ticker symbol: AAPL) from November 1, 2015 to November 1, 2020. Calculate the monthly holding period returns for each stock in Excel using the split-adjusted prices that Yahoo provides1 .

Use these data and Excel to answer the following questions:

a. What are the average monthly return and standard deviation of returns for Canadian Tire? What are the average monthly return and standard deviation of returns for the Apple? Does risk-return relationship (trade-off) hold between these two stocks?

b. Using these values, calculate the portfolio return and standard deviation for various weights in Canadian Tire and Apple:

a. Calculate the portfolio return and standard deviation for weights with alternately 0%, 5%, 10%, 15%,., 95%, 100% weight in Apple and the rest in Canadian Tire.

b. Graph this portfolio return and standard deviation for all possible portfolios on a graph with Return on the vertical axis and Standard deviation on the horizontal axis. (hint: Use Scatter Plot type of graph)

c. Calculate the Canadian Tires weight in the portfolio that gives the minimum standard deviation: show this portfolio on a graph built above.

Please show the formulas for the excel