[See Steps] What is the variance of a Bernoulli-trial variable when the probability of success is .6 and the probability of failure is
Question: What is the variance of a Bernoulli-trial variable when the probability of success is .6 and the probability of failure is .4?
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![[Step-by-Step] Let X and Y be two](/images/solutions/MC-solution-library-59096.jpg "[Step-by-Step] Let X and Y be two random variables representing")
[Step-by-Step] Let X and Y be two random variables representing
![[Steps Shown] Show that E(CX) = CE(X)](/images/solutions/MC-solution-library-59097.jpg "[Steps Shown] Show that E(CX) = CE(X) for any random variable X and")
[Steps Shown] Show that E(CX) = CE(X) for any random variable X and
![[See Steps] Show that Var(cX) = c](/images/solutions/MC-solution-library-59098.jpg "[See Steps] Show that Var(cX) = c 2 Var(X) for any random variable")
[See Steps] Show that Var(cX) = c 2 Var(X) for any random variable
![[See] Show that E(X + Y +](/images/solutions/MC-solution-library-59099.jpg "[See] Show that E(X + Y + Z) = E(X) + E(Y) + E(z), for any three")
[See] Show that E(X + Y + Z) = E(X) + E(Y) + E(z), for any three
(Solved) Suppose X is a discrete random variable, and suppose
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