Aradio station wants to determine whether its audience would like to listen to more rap music. it asks its listeners to call in and participate in a survey. each listener is asked: “do you want us to play more rap music or less rap music? ” one hundred fifty listeners call in, and their responses are recorded. what is the focus of the study? the type of music listeners want to hear. the playing of rap music. the number of listeners who respond. the response of the listeners.