A Gallup survey asked a sample of Americans how much confidence they had in the criminal justice system. After recording the responses as well as the race of the respondent, the following table of joint probabilities was created.

a. Calculate the probability that a white person had some confidence in the justice system.

b. Find the probability that a black person would have very little or no confidence in the justice system

c. What is the probability that a person who has some confidence is white?

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Confidence in Justice White Black System A great deal or quite a lot Some .041 .240 .048 356 Very little or none .060 255