The probability that a worker with occupational exposure to dust contracts a lung disease is 0.2. three such workers are checked
at random. find the probability that
a. none of the three workers contracted a lung disease.
b. at least one of them contracted a lung disease
1 answer:
Answer:
i think b. at least one of them contracted a lung disease
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(x-5)²+(y-7)²=80
Step-by-step explanation:
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12 (don't take my answer because it's been awhile since I've fine a question like that but I'm pretty sure it's 12)
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Answer:
a and b
Step-by-step explanation:
