SOLUTION: Assume that a procedure yields a binomial distribution with a trial repeated n=19 times. Use either the binomial probability formula (or a technology like Excel or StatDisk) to fin
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Question 1100805: Assume that a procedure yields a binomial distribution with a trial repeated n=19 times. Use either the binomial probability formula (or a technology like Excel or StatDisk) to find the probability of k=2 successes given the probability p=9/20 of success on a single trial.
(Report answer accurate to 4 decimal places.)
P(X=k)=
Answer by Boreal(15235) (Show Source): You can put this solution on YOUR website!
19C2*.45^2*.55^17=0.0013
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