Judy Jones purchases groceries and pop exactly once each week on Sunday evenings. She buys either Coke or Pepsi only and switches from Coke to Pepsi and vice-versa somewhat regularly. Her purchasing behavior of these two drinks is modeled as a Markov system. The number of states required to model the system is
A) 2
B) 1
C) 4
D) 3

Question

Quizplus · Accepted Answer

The system has two states: one for when Judy buys Coke and another for when she buys Pepsi.

Judy Jones Purchases Groceries and Pop Exactly Once Each Week