 | 844 lapas
...probability mass function g(x). Let f (X) = X2 + X + 1 and Pr(X = x) = g(x) = x = 1 x = 2 Solution; To find the expected value of a function of a random variable, we define E(Y) = E(f(X)) I f(X) g(x) «= zf(X) Pr(X = x) . xx As an example, we consider the above... | |
 | Max Fogiel, Research and Education Association - 1978 - 1068 lapas
...variable with probability mass function g(x). Let f(X) = X2 + X + 1 and Pr(X = x) = g(x) • « Solution; To find the expected value of a function of a random variable, we define E(Y) = E(f(X)) = I f(X) g(x) « £ f(X) Pr(X = x). XX As an example, we consider the above... | |
 | 334 lapas
...variable with probability mass function g(x). Let fiX) = X2 + X + 1 and P {X = oc} = g(x) = SOLUTION; To find the expected value of a function of a random variable, we define /W) P {*= 4. As an example, we consider the above problem. Then P{X=3}. But ./U) = I2 + 1... | |
 | Research & Education Association Editors, Lutfi A. Lutfiyya - 2012 - 1038 lapas
...mass function g(x). Let f(X) = X2 + X + 1 and Pr(X = x) = g(x) 1 2 1 3 1 x = 1 x = 2 x = 3 Solution; To find the expected value of a function of a random variable , we define E(Y) = E(f(X» = E f(X) g(x) « I f(X) Pr(X = x). XX As an example, we consider the above... | |
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Find the expected value of the random variable Y = f(X), when X is a discrete random variable with probability mass function g(x). Let... 