Consider the data provided in the table below for a portfolio of assets A and B. The portfolio weights and variances are given in the table. The variances are expressed in decimal form. For example, if the standard deviation is 50%, then the variance is 0.5^2 = 0.25. The correlation of returns of the two assets is -0.72. What is the standard deviation of the portfolio? The standard deviation of the portfolio is (Enter your answer in decimal form. Round to four decimal places.)