During an 8 hour shift at one Pizza Hat location, the mean number of pan pizzas sold is 200. Assume that the sales of pizzas are independent of each other. Answer the following questions. Round each answer to four decimal places. What is the mean number of pan pizzas sold per hour? 25 Find the probability that no pizzas are sold in a randomly selected hour. 0.0000 Scheduling changes are made when the mean number of pan pizzas sold is less than 15 per hour. What is the probability of this happening? Scheduling changes are made when the mean number of pan pizzas sold is at least 45 per hour. What is the probability of this happening