Automobiles frequently arrive at the Bronte exit of the Queen Elizabeth Way at the rate of five per minute. The distribution of arrivals approximates a Poisson distribution. a. What is the probability that no automoblles arrive in a particular minute? (Round the final answer to 4 decimal ploces.) Probability b. What is the probability that at least one automobile arrives during a particular minute? (Round the final answer to 4 decimal places.) Probability