The expected return ofRiverbedis14.3percent, and the expected return ofMarinis22.3percent. Their standard deviations are9.3percent and22.3percent, respectively, and the correlation coefficient between them is zero.

What is the expected return and standard deviation of a portfolio composed of20percentRiverbedand80percentMarin?(Round intermediate calculations to 6 decimal places, e.g. 31.212564 and final answers to 2 decimal places, e.g. 15.25%.)

What is the expected return and standard deviation of a portfolio composed of80percentRiverbedand20percentMarin?(Round intermediate calculations to 6 decimal places, e.g. 31.212564 and final answers to 2 decimal places, e.g. 15.25%.)