An experiment succeeds twice as often as it fails . What is the probability that in the next 5 trials there will be 4 successes?

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- Jan 18th 2009, 11:00 PMmathaddictprobability on experiment
An experiment succeeds twice as often as it fails . What is the probability that in the next 5 trials there will be 4 successes?

- Jan 18th 2009, 11:08 PMmr fantastic