toricepeda82
22.07.2019 •
Mathematics
Amanufacturing machine has a 8% defect rate. if 4 items are chosen at random, what is the probability that at least one will have a defect?
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Ответ:
The probability of a binomial distribution of n trials with p as the probability of success is given by:
If 4 items are chosen at random, the probability that at least one will have a defect is given by the probablity that it is not the case that no one will have defect.
Thus,
Ответ:
2*4*7*10=145
Step-by-step explanation: