Judy Jones Purchases Groceries and Pop Exactly Once Each Week

True/False

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. Querying Judy, a novice student came up with the following transition mattix. This matrix satisfies all the conditions for being a transition matrix.