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Expected Number of Successes
If I_i are indicator variables:
$$X=\sum_{i=1}^{n}I_i$$
then:
$$E[X]=\sum_{i=1}^{n}P(I_i=1)$$
Usage
- Used to calculate expected counts without finding the complete distribution.
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Expected Number of Successes
If I_i are indicator variables:
$$X=\sum_{i=1}^{n}I_i$$
then:
$$E[X]=\sum_{i=1}^{n}P(I_i=1)$$
Usage
- Used to calculate expected counts without finding the complete distribution.
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