Probability I: Introductory Ideas

Two events, A and B, are statistically dependent. If P(A)=0.39, P(B)=0.21, and P(A or B)=0.47, find the probability that

  1. Neither A nor B will occur.
  2. Both A and B will occur.
  3. B will occur, given that A has occurred.
  4. A will occur, given that B has occurred

Solution

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