Rework problem 1 in section 4.1 of your text, involving the flipping of a loaded coin, but assume that Pr[H] = 0.

Rework problem 1 in section 4.1 of your text, involving the flipping of a loaded coin, but assume that Pr[H] = 0.8. Also, assume that the coin is flipped 4 times, and the random variable X is defined to be 3 times the number of heads minus 1 times the number of tails.