A person who took the survey is selected at random. 1. What is the probability that the person has a college diploma and makes $40,000 or less? 2. What is the probability that the person doesn't have a college diploma and earns more than $40,000?

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Q: Example 4.2. Suppose the joint distribution of X and Y is given by 1 P(X = x, Y = y) 42 (z + y°) [1,...

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Q: False negative error

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