premise: Touchscreens are used in electronic dancing machines.
hypothesis: A touchscreen is an input and output device normally layered on the top of an electronic visual display of an information processing system . Touchscreens are common in devices such as game consoles , personal computers , tablet computers , electronic voting machines , point of sale systems , and smartphones . Touchscreens are found in the medical field and in heavy industry , as well as for automated teller machines ( ATMs ) , and kiosks such as museum displays or room automation , where keyboard and mouse systems do not allow a suitably intuitive , rapid , or accurate interaction by the user with the display 's content .