Percent return for an investment in stock 1, and y = percent return for an investment in stock 2. The expected return and variance for stock 1 are z = 8.85% and Var = 16. The expected return and variance for stock 2 are E = 2.95% and Varv = 9. The covariance between the returns is y = -4. What is the standard deviation for an investment in stock 1 and for an investment in stock 2? Stock 1 % Stock 2 % Using the standard deviation as a measure of risk, which of the stocks is the riskier investment? Investments in [el your answer would be considered riskier than investments in [el your answer because the standard deviation is - [el your answer]. b. What is the expected return and standard deviation, in dollars, for a person who invests $500 in stock 1 (to 2 decimals)? Expected Return Standard Deviation percent return and Expected Return % Standard Deviation d. What is the expected percent return and portfolio by investing 70% in stock 1 and 30% in stock 2 (to 3 decimals)? Expected Return % Standard Deviation. Compute the correlation coefficient for and and comment on the relationship between the correlation coefficient is to 2 decimals. In [el your answer] safety [el your answer] relationship bet variables.