"Mania" is a chain of fast-food restaurants located in major metropolitan areas in the south. Sales have been growing very slowly for the last two years. Management has decided to add some new items to the menu, but first, they want to know more about their customers and their preferences.
(a) List two hypotheses.
(b) What kind of research design is appropriate? Why?
(a) List two hypotheses.
(b) What kind of research design is appropriate? Why?