Problem 1 from http://streaming.stat.iastate.edu/~stat305_B/Homework/Hw_4.pdf
Here's what I think. If they were 3 different coins, or flipped at different times, then there would be multiple HHH, HHT, HTH, etc. But for this the only outcomes would be HHH, HHT, HTT, and TTT (HHT is the same as...