At the beginning of each football season, Team Sports, the local sporting goods store, purchases 5,000 footballs. A sample of 10 balls is selected, and they are inflated, tested, and then deflated. If more than two balls are found defective, the lot of 5,000 is returned to the manufacturer. (Round your answers to 3 decimal places.)

a. What are the probabilities of accepting lots that are 10%, 20%, and 30% defective?