Question

Let S = {a1, a2, a3, a4}, and let P be a probability function on S.
1. Find P(a1) if P(a2) = 1/3, P(a3) = 1/6 and P(a4) = 1/9.
2. Find P(a1) and P(a2) if P(a3) = P(a4) = 1/4 and P(a1) = 2P(a2).
3. Find P(a1) if P({a2, a3}) = 2/3, P({a2, a4}) = 1/2 and P(a2) = 1/3

Answer 1

Answer:

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Step-by-step explanation:

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