(25 pts) Tom is concerned about the amount of money his current customers owe him for work he provided them on credit. The total amount owed to him is currently $5,300, but some of the customers are overdue in their payments. He's concerned that some may not even pay the amount owed. The table below shows the amounts owed by age category and his estimate of the probability of non-collection for each category: Age Category Amount Owed Non-payment Probability Current $2,800 1% 30-60 days overdue $2,100 4% Over 60 days overdue $ 400 12%