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Home > PC3 > Chapter 12 > Lesson 12.3.1 > Problem 12-131

12-131.

Three coins are flipped. Let .

  1. List all of the possible heads/tails combinations of outcomes.

    HHH, HHT, ...
    There are eight possible combinations of outcomes.

  2. Create a probability model for this situation.

  3. Calculate the expected value of .