hw7 - up, and Y the diFerence of the numbers (specially,...

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ISyE 2027 Homework 7 due on Wednesday, July 28 Include all intermediate steps of the computations in your answers 1. Textbook p.147, 10.10 2. A die is rolled twice. Let X denote the sum of the two numbers that turn
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Unformatted text preview: up, and Y the diFerence of the numbers (specially, the number on the rst roll minus the number on the second). Show that E ( XY ) = E ( X ) E ( Y ). Are X and Y independent? 1...
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