**Unformatted text preview: **b) ( 29 . 2 1 4 1 ! 3 ! 1 ! 4 4 ! 1 ! 3 ! 4 = = c) ( 29 . 2 1 8 3 4 2!2! 4! = d) . 1 2 2 8 3 4 1 16 1 = + × + × The number of heads must be one of 0, 1, 2, 3 or 4, and there must be unit probability of one and only one of these possibilities....

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- Group Theory, Probability theory, First-order logic, Elementary Probability