Suppose you are a merchant and you decide to use a biometric fingerprint device to authenticate people who make credit card purc
hases at your store. You can choose between two different systems: System A has a fraud rate of 1% and an insult rate of 5%, while System B has a fraud rate of 5% and an insult rate of 1%. Fraud rate is the chance that another person is incorrectly authenticated as you, while insult rate is the chance that you are not successfully authenticated as you. Required:
Which system would you choose and why?
