SOLUTION: the incidence of occupational disease in an industry is such that the workers have a 20% change in suffering from it.What the probability that out of six workers 4 or more will con

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Question 678219: the incidence of occupational disease in an industry is such that the workers have a 20% change in suffering from it.What the probability that out of six workers 4 or more will contract the disease
Answer by stanbon(75887) About Me  (Show Source):
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the incidence of occupational disease in an industry is such that the workers have a 20% chance of suffering from it. What is the probability that out of six workers 4 or more will contract the disease
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Binomial Problem with n = 6 ; p(suffer od) = 0.20 ; p(do not) = 0.8
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P(4<= x <=6) = 1 - binomcdf(6,0.2,3) = 0.0170
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Cheers,
Stan H.
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