The following are estimates for two stocks. Stock Alpha Beta Firm-Specific Standard Deviation 0.5% 0.8 27% B -2.0% 1.4 44% The market index M has an expected return of 27% and a standard deviation of 23%. The risk-free rate is 5%. Investors can also invest in portfolio P with weights 0.4 in A and the rest in B. Compute the standard deviation of portfolio P. Express your answer as a percent with two decimals. The following are estimates for two stocks. Stock Alpha Beta Firm-Specific Standard Deviation 0.5% 0.8 27% B -2.0% 1.4 44% The market index M has an expected return of 27% and a standard deviation of 23%. The risk-free rate is 5%. Investors can also invest in portfolio P with weights 0.4 in A and the rest in B. Compute the standard deviation of portfolio P. Express your answer as a percent with two decimals