FIN 5130 Mini-case 1Real-world Application: Risk and ReturnDr. Darshana PalkarPage 2of 2[8points]5)Calculate the covariance and correlation of returns between Company A and Company B for the 01/01/2016–12/31/2020 period. What does the correlation indicate? [15points]6)Calculate the stock betas for Company A and Company B for the 01/01/2016–12/31/2020period. What dothe betasindicate? Hint: What is a proxy for the market portfolio? What should go in the known-xs array and what should go in the known-ys array? [25points]7)Suppose you invest 50% in Company A and 50% in Company B. What is your portfolio average return and standard deviation?[15points]8)Compare the average return and standard deviation of Company A and Company B from #4 with the portfolio average return and standard deviation from #7. What do you observe? What can you conclude from your findings?