Referencing Styles : Harvard What proportions of the students in your sample are domestic and what proportion are international? 2. What is the relationship between price and estimated average quantity consumed by students in your sample? 3. Summarise the beverage preferences for your sample of students. What are the most popular and least popular beverages? 4. Will price affect preference? (Do students in your sample indicate that they would change to their second preference if this beverage was 25%, 40% or 60% cheaper than their first preference?)