A local bakery specializes in croissants and doughnuts. Let p(z, y) be the joint probability density function for the number z of croissants and the number y of doughnuts to be sold next week at a local bakery. Due to restrictions in supply, 0

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Q: Verify that p(x) = 3x−4 is a probability density function on [1,∞) and calculate its mean value.

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