The Hawaii Visitors Bureau collects data on visitors to Hawaii. The following questions were among 16 asked in a questionnaire handed out to passengers during incoming airline flights. The questionnaire appears on the back of a mandatory plants and animals declaration form that passengers must complete during the incoming flight. This trip to Hawaii is my: 1st, 2nd, 3rd, 4th, etc. The primary reason for this trip is: (10 categories, including vacation, convention, honeymoon) Where I plan to stay: (11 categories, including hotel, apartment, relatives, camping) Total days in Hawaii (a) What is the population being studied