Follow the decider machine's advice, or bad things will happen.
First, The Decider Machine puts your choices through a Natural Language Proccesing unit in order to abstract your thoughts into a machine readable format. Second, this machine readable data is used to query various databases like wikipedia, Google Scholar, and IBM's Watson. Finally, the results are graphed in euclidean space and a solution is choosen using integral calculus with transcendentals.
Nah, it just picks a choice at random.