Membership functions for uncertain concepts : Tobin’s Q financial indicator
| Uncertain concept | Membership function (m.f.) | The type of m.f. | |
|---|---|---|---|
| Predicate (Tobin’s Q) | undervalued | (0, 0.8, 0.9) | Right ramp |
| good | (0.85, 0.95, 1.1, 1.2) | Trapezoidal | |
| overvalued | (1.1, 1.2, 10) | Left ramp | |
| Uncertain concept | Membership function (m.f.) | The type of m.f. | |
|---|---|---|---|
| Predicate | undervalued | (0, 0.8, 0.9) | Right ramp |
| good | (0.85, 0.95, 1.1, 1.2) | Trapezoidal | |
| overvalued | (1.1, 1.2, 10) | Left ramp | |
Source(s): Own elaboration
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