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Task blocks analysed where either P(O|A) or P(O|~A) were varied individually.
| Programmed contingencies | |||||
|---|---|---|---|---|---|
| P(O|A) | 0.00 | 0.00 | 0.00 | 0.30 | 0.60 |
| P(O|~A) | 0.60 | 0.30 | 0.00 | 0.00 | 0.00 |
| ΔP | −0.60 | −0.30 | 0.00 | 0.30 | 0.60 |
Probabilities (P) of an outcome (O) given an action (A) or its absence (~A): the response-contingent conditional probability P(O|A), the response-non-contingent conditional probability P(O|~A), and the instrumental contingency i.e., the difference between these two, where ΔP˭P(O|A)–P(O|~A).
