Research Article
Fuzzy Nonbalanced Hedonic Scale (F-NBHS): A New Method for Treatments of Food Preference Data Collected with Hedonic Scales of Points
Table 3
Triangular fuzzy numbers of the 9-point fuzzy nonbalanced scale proposed.
| | n | Scale area | Starting point of category (a) | Central point of category (b) | Ending point of category (c) | Defuzzified values | Numeric range of category coverage |
| | −4 | Lower extreme | 1.0 | 1.00 | 1.80 | 1.20 | 0.80 | | −3 | Intermediate | 1.0 | 1.80 | 4.20 | 2.20 | 3.20 | | −2 | Intermediate | 1.0 | 2.80 | 5.00 | 2.90 | 4.00 | | −1 | Intermediate | 1.8 | 4.20 | 5.00 | 3.80 | 3.20 | | 0 | Central | 4.2 | 5.00 | 5.80 | 5.00 | 1.60 | | 1 | Intermediate | 5.0 | 5.80 | 8.20 | 6.20 | 3.20 | | 2 | Intermediate | 5.0 | 7.20 | 9.00 | 7.10 | 4.00 | | 3 | Intermediate | 5.8 | 8.20 | 9.00 | 7.80 | 3.20 | | 4 | Upper extreme | 8.2 | 9.00 | 9.00 | 8.80 | 0.80 |
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