Finale Date (Barker Era)\n\n Plinko is the most popular pricing game ever on The Price is Right. Debuting on January 3, 1983 and created by the late executive producer Frank Wayne, it is played for a cash prize of up toR$50,000 and also awards prizes valued underR$100.

The Mathematics of the Board\n\n At each level, the penny will be "knocked" either to the left or to the right, each with a 50/50 probability. p(left)^n1 p(right)^n2. But there will be many ways of taking n1 lefts and n2 rights over N levels. If all N choices are left, for instance, there is only one way.