I am not a psychologist, but it seems at least plausible that getting a chocolate one time in four because you saw yourself roll a die and chose whether to eat a chocolate depending on the result might have different motivational effects than getting a chocolate one time in four according to some mechanism competely opaque to you.
I am not a psychologist, but it seems at least plausible that getting a chocolate one time in four because you saw yourself roll a die and chose whether to eat a chocolate depending on the result might have different motivational effects than getting a chocolate one time in four according to some mechanism competely opaque to you.