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A pair of dice is rolled. If we let x = sum of the two numbers...

A pair of dice is rolled. If we let x = sum of the two numbers that show up on the uppermost face of the dice,
a) determine the probability distribution (mass function) of x.
b) determine
1) P(x≤4) 5) P(4≤x≤8)
2) P(x<6) 6) P(4<x<8)
3) P(x>7) 7) P(x=5)
4) P(x≥3)

Math   Statistics-And-Probability   
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