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Q9. Given the following probability distributions for the stocks of Celtic pic and Rangers pic calculate the expected return and standard deviation of a portfolio consisting of 40% Celtic and 60% Rangers. Celtic |Rangers Return Probability 1 0.3 0.15 20% 2 0.1 0.2 30% 3 -0.1 0.05 30% 4 0.2 0.05 20%