Suppose you run a bank and you have the following information: 40% of your customers are female, and 60% are male. Suppose 80% of the female customers use credit cards, and 60% of the male customers use credit cards. Solve each of the following using probability notation and formulas; show all work. 8. Find the probability that a female customer does not use a credit card. 9. Find the probability that a male customer does not use a credit card. 10. Find the overall probability that a customer uses a credit card. 11. Find the probability that a customer who uses a credit card is a female. 12. Find the probability that a customer who uses a credit card is a male. 13. Find the probability that a customer is male and uses a credit card TRUE OR FALSE? 14. P(A|B) + P(A|NOT B) = 1 TRUE or FALSE