Problem 13.23 Portfolio Returns and Deviations (LO1, 2) Concldes the following information about three stocks: D. 1. H your portiolo is invested 35% each in A and B and 30A in C, what is the portfolio expected return? (Do not round intermedinte calculations. Enter the anwwer as a percent rounded to 2 decimal places.) Portallo expected refuin 0.2. What is the variance? (De not round intermediote colculations. Round the finel answer to 0 decimel places.) Voriance Q3. What is the standard deviation? (Do not round intermediate colculations. Enter the answer as a percent rounded to 2 decimal places.) Standard deviation b. If the expected Thbill rate is 4.30%, what is the expected risk preaium on the portiolo? (Do net round intermediate calculotions. Enter the onswer as a percent rounded to 2 decimel places.) Expecied nisk premium c-1. If the expected inflation rate is 230%, what are the approximate and exact expected real retums on the portfolio? (Do not round intermediote colculations, Enter the answers os o percent rounded to 2 decimal places.) e-2. What are the approximate and exact expected real risk premiums on the portfolio? (Do not round intermediate colculations. Enter the onswers as o percent rounded to 2 decimal ploces.)