Based on the following information regarding Stock Uno, Stock Dos and Stock Tres,

Economic State	Probability of State of Nature	Returns - Uno	Returns - Dos	Returns - Tres
Boom	33.33%	-1.0%	24.0%	4.0%
Good	33.33%	4.0%	11.0%	4.0%
Poor	33.33%	12.0%	3.0%	4.0%

1.Calculate the expected return and standard deviation for the three-asset portfolio assuming the portfolio consists of the following weights: a) 1/3 of Uno, 1/3 of Dos, and 1/3 Tres (meaning equal amounts of each stock in the portfolio). b) 50% Uno, 40% Dos and 10% Tres c) 0% Uno, 0% Dos, 100% Tres