Q5: The manufacturing of semiconductor chips produces 1.5% defective chips. Suppose thatX has a Poisson distribution. A lot contains ll}l}l} chips: a) Determine the mean and the 'r'l'i'f b} Approximate the probability that more than 45 are defective. c) Approximate the probability that between 52 and 34 chips are defective. d} How many chips are defective if the undefectiye chips are symmetric about the mean that include T693 ol' all chips. Round your answers to six decimal places {1o points}