Customer ID
Purchase Volume
District
Choice of Company as coded
Price (1, 9=best)
Energy Loss (1,9=best)
Maintenance (1,9=best)
Warranty (1,9=best)
Spare Parts (1,9=best)
Ease of Installation (1,9=best)
Problem Solving (1,9=best)
Quality (1,9=best)
Dummy Variable for A
Dummy Variable for B
Dummy Variable for C