b. Suppose that 62% of the residents in a certain suburb have received a flu vaccine. i. If a resident from this suburb is randomly selected, what is the probability that the resident has not received a flu vaccine? [1] ii. If 10 of the residents from this suburb are randomly selected, what is the probability that exactly three of them have received a flu vaccine? Give your answer correct to 4 decimal places. [2] c. The average number of emergency calls received by a fire rescue office is 1.8 per minute. Assuming that the number of emergency calls received by this fire rescue office follows a Poisson distribution, find the probability that exactly 7 phone calls are received during a fiveminute period. Give your answer correct to 4 decimal places