EXERCISE 0.3. Roll three dice. Let A = 'the numbers on the first and second add to 7', B = 'the numbers on the second and third add to 7', and C = 'the numbers on the third and first add to 7'. Are A, B, C pairwise independent? Are they mutually independent?

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A: According to the given information, we have P(E or F)=0.45P(F)=0.25

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