1. The standard deviation of return on investment A is .09 while the standard deviation of return on investment B is .28. If the covariance of returns on A and B is .0202, the correlation coefficient between the returns on A and B is __________.
0.88
0.75
0.80
0.85
2. A portfolio is composed of two stocks, A and B. Stock A has a standard deviation of return of 22% while stock B has a standard deviation of return of 20%. Stock A comprises 40% of the portfolio while stock B comprises 60% of the portfolio. If the variance of return on the portfolio is .0380, the correlation coefficient between the returns on A and B is __________.
0.741
0.761
0.751
0.766