the net at least once is greater than 0.995. E-2 A A 8. Four letters are picked from the word EXAMPLES How many different arrangements are there of four letters? &C + 4 C+ b) What is the probability that the arragement will contain both the letter Es? 9. Ayesha cycles to school. She has a choice of two routes, route A and route B. She likely to travel by route A than route B. If she travels by route A the probability the 0.1 and if she travels by route B the probability that she will be late is 0.15. On a p Ayesha is late for school. Use Bayes' theorem to find the probability that she trav