SOLUTION: Five independent trials of a binomial experiment with probability of success p = 0.3 and the probability of failure q = 0.7 are performed. Find the probability of the event. (Round

Question 822523: Five independent trials of a binomial experiment with probability of success p = 0.3 and the probability of failure q = 0.7 are performed. Find the probability of the event. (Round your answer to five decimal places.)
Exactly three successes
Answer by ewatrrr(24785) (Show Source): You can put this solution on YOUR website!

 

Hi,

Note: The probability of x successes in n trials is: 

P = nCx*  where p and q are the probabilities of success and failure respectively. 

In this case p = .3  and q = .7 and n = 5,   nCx = 

P(x = 3) =    0r 5.12% 

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