An electronic apparatus and a control method of the electronic apparatus are provided. The electronic apparatus includes: a receiver configured to receive a voice command of a user; and a processor configured to determine a switching probability from a first state corresponding to a current point of time over to a second state corresponding to the voice command, based on the switching probability previously set between a plurality of states related to the electronic apparatus, and selectively perform an operation corresponding to the voice command in accordance with the determined switching probability.