An automobile insurance company divides customers into three categories: good risks, medium risks, and poor risks. Assume that of a total of 13,548 customers, 6,470 are good risks, 1,574 are medium risks, and the rest are poor risks. As part of an audit, one customer is chosen at random . What is the probability that the customer is not a poor risk? Write only a number as your answer . Round to two decimal places (for example : 0.43 ). Do not write as a percentage.