CAIE S2 2013 November — Question 1

Exam BoardCAIE
ModuleS2 (Statistics 2)
Year2013
SessionNovember
TopicPoisson Distribution
TypeStandard Poisson approximation to binomial

1 Each computer made in a factory contains 1000 components. On average, 1 in 30000 of these components is defective. Use a suitable approximate distribution to find the probability that a randomly chosen computer contains at least 1 faulty component.