please answer both

Q9) There is a 49.06% probability of a below-average economy and a 50.94% probability of an average economy. If there is a below-average economy, Stocks A and B will have returns of -1.80% and -3.69%, respectively. If there is an average economy, Stocks A and B will have returns of 4.62% and 5.83%, respectively. Compute the following for Stocks A and B: a) Stock A Expected Retum : (1 point) b) Stock B Expected Retur: (1 point) c) Stock A Standard Deviation: (1.5 points) d) Stock B Standard Deviation: (1.5 points) Q10) There is a 49.79% probability of an average economy and a 50.21% probability of an above average economy. You invest 30.95% of your money in Stock Sand 69.05% of your money in Stock T. In an average economy the expected returns for Stock Sand Stock T are 10.31% and 8.69%, respectively. In an above average economy the the expected returns for Stock Sand Tare 10.23% and 36.45%, respectively. What is the expected return for this two stock portfolio? (2.0 points)