Customers who are registered on a corporate Web site are summarized by the type of shipping contract they use and the number of. orders in the previous month. The number of customers in each category are shown in the following table. Customers are to be. selected randomly. (a) What is the conditional probability that the customer had one order last month given that the customer uses express shipping? Round your answer to three decimal places (e.8.0.987). P= (b) What is the conditional probability that the customer uses express shipping given that the cuntomer had at least one order lut . month? Round your answer to three decinal places (e.g 0.987