SOLUTION: A company finds that one out of every 7 workers it hires turns out to be unsatisfactory. Assume that the satisfactory performance of any hired worker is independent of that of any
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Question 1198904: A company finds that one out of every 7 workers it hires turns out to be unsatisfactory. Assume that the satisfactory performance of any hired worker is independent of that of any other hired workers. If the company hires 19 people, what is the probability that the following number of people will turn out to be satisfactory? (Round your answer to six decimal places.)
exactly 14 Answer by ikleyn(52858) (Show Source):
A binomial distribution problem with n = 19 (number of trials),
p = 1/7 (the probability of success at each individual trial),
k = 14 (the number of successful trials.
Use free of charge calculator at web-site
https://stattrek.com/online-calculator/binomial.aspx
and get the answer.
