If the correlation coefficient between the returns on stock X and stock Y is 0.35, the standard deviation of return for stock X is 15 percent, and that for stock Y is 45 percent, calculate the covariance between stock X and stock Y. 236.25337.50675.25225.00 The correlation coefficient between a stock and the market portfolio is 0.5. The standard deviation of return of the stock is 20 percent and that of the market portfolio is 15 percent. Calculate the beta of the stock. 0.38 1.00 0.67 1.33