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Flashcards in FS1 Deck (6)
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1

expected value of a discreet random variable > E(X)

sigma x * p(X=x)

2

variance of a discreet random variable

var(X) = E(x squared) - (E(x))squared

3

E(g(X))

sigma g(x) * p(X=x)

4

E(aX+b)

aE(X)+b

5

E(X+Y)

E(X)+E(Y)

6

Var(aX+b)

a squared Var(X)