There are 10 devices. Every device independently breaks down with probability 0.15. Find the probability that: (b) exactly 3 dev

Question

There are 10 devices. Every device independently breaks down with probability 0.15. Find the probability that: (b) exactly 3 devices broke down if it is known that at least 1 device broke down

Answer 1

Hi! for what purpose did you publish this? And what is your question?