They are now available for use by any students and teachers interested in OR subject to the following conditions . A full list of the topics available in OR-Notes can be found here . UG examination 2000 Answer FOUR questions.
All questions carry equal marks.
If more than four questions are answered only the first four answered will be marked. Marks will be deducted in this examination if there is insufficient written explanation. An operational research worker is analysing brand switching between different airlines by frequent flyers. For the purposes of his analysis he has chosen a number of routes on which three different airlines A, B and C operate similar timetables and similar fares. He hascollected the following data.