You have a 200-page book. Each page is independent. The probability that a page contains at least a misprint is 0:02. (a) Find the expected number of pages with at least a misprint. (b) Write down a formula for the probability that there are at most 2 pages with at least a misprint and approximate by using Poisson distribution

Monitors manufactured by tsi electronics have life spans that have a normal distribution with a standard deviation of 1800 hours and a mean life span of 20,000 hours. if a monitor is selected at random, find the probability that the life span of the monitor will be more than 17,659 hours. round your answer to four decimal places.