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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- January 19th 2009, 12:00 AMmathaddictprobability 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?

- January 19th 2009, 12:08 AMmr fantastic