Variance of an Indicator
$$\operatorname{Var}(I_A)=P(A)(1-P(A))$$
Usage
- Used in Bernoulli and counting problems.
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CAT Formulas
Probability
Variance of an Indicator
Variance of an Indicator
$$\operatorname{Var}(I_A)=P(A)(1-P(A))$$
Usage
- Used in Bernoulli and counting problems.
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