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Expected Value(Geometric)

E(X)=1p
Success Rate

The Geometric Distribution Expected Value calculator computes the expected value based on the success rate (p).

INSTRUCTIONS: Enter the following:

  • (p) This is the success rate

Expected Value: The calculator returns the expected value.

Related Calculators:

The Math / Science

 In probability theory, the expected value (often noted as E(x)) refers to the expected average value of a random variable one would expect to find if one could repeat the random variable process a large number of time. In other words, the expected value is a weighted average of all possible values in the experiment.

The expected value of a geometric experiment is the number of trials needed to get the first success.

Variables:

  • p = Success Rate

Formula:

E(x) = 1 / p