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11-24.
  1. Eddie told Allison, “I’ll bet if I flip three coins, I can get exactly two heads.”
    Allison replied, “I’ll bet I can get exactly two heads if I flip four coins!
    Eddie scoffed, “Well, so what? That’s easier.
    Allison argued, “No, it’s not. It’s harder.”

  2. Who is correct? Show all of your work and be prepared to defend your conclusion. Homework Help ✎

Make a tree diagram and calculate the probabilities.