Q.#3 (a) In a certain industrial facility, accidents occur infrequently. It is known that the probability of an accident on any given day is 0.005 and accidents are independent of each other. (i) What is the probability that in any given period of 400 days there will be an accident on one day? (ii) What is the probability that there are at most three days with an accident? (iii) Find P(2 < X < 4 /X < 3)

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