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lJ Calculate the expected value E(X) of the given random variable X. X is the lower number when two dice are rolled. E(X)=:lx Submit Answer [I1O Points] DETAILS WANEFMAC7 9.3.025. Calculate the expected value E(X) of the given random variable X. Forty darts are thrown at a dartboard. The probability of hitting a bull's-eye is 0.3. Let X be the number of bull's-eyes hit. em =