Expectation of a Function
For a discrete random variable:
$$E[g(X)]=\sum_xg(x)p_X(x)$$
Usage
- Used to calculate expectations without first finding the distribution of g(X).
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CAT Formulas
Probability
Expectation of a Function
Expectation of a Function
For a discrete random variable:
$$E[g(X)]=\sum_xg(x)p_X(x)$$
Usage
- Used to calculate expectations without first finding the distribution of g(X).
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