binomial distribution

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Assume that a procedure yields a binomial distribution with a trial repeated n times. Use the binomial probability formula to find the probability of x successes given the probability p of success on a single trial. Round to three decimal places.

n = 30, x = 5, p = (1/5)  
Oct 16th, 2017

Thank you for the opportunity to help you with your question!

P(x)=(30C5)*(1/5)^5*(1-1/5)^30-5

simplify

p(x)=0.17

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Jun 17th, 2015

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Oct 16th, 2017
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Oct 16th, 2017
Oct 17th, 2017
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