The whole point of statistics is dealing with those variable phenomena in psychology. Variability is the starting assumption. IMO, we need to find new methods o

The whole point of statistics is dealing with those variable phenomena in psychology. Variability is the starting assumption. IMO, we need to find new methods of discovering non-variable and reproducibe phenomena. I like the theory that goals are relatively constant while means (behavior) are variable. The problem is to discover the goals.