generate questions: A test given to new students by Stanford University Music Professor Jonathan Berger showed that student preference for MP3-quality music has risen each year. Berger said the students seem to prefer the 'sizzle' sounds that MP3s bring to music.
Who gave students a test to determine their preferences? {sep_token} Where was a test performed to collect data on student preference for MP3 quality? {sep_token} Data showed that students' preference for MP3 quality music followed which trend? {sep_token} What kind of sound did students seem to prefer?