A comparative scaling technique In which a respondent is presented with two objects at a time and asked to select one object in the pair according to some criteria. The data obtained are ordinate in nature.
Rank Order Scaling:
Respondents are presented with several objectives simultaneously and asked to rank them according to some criteria.
1 . Simple category scale :
I plan to purchase HP laptop in next 12 months.
2. Multiple choice single balance :
What news paper do you read most often for finance news?