“…Using this approach, the researcher determines beforehand the relevant behavioral categories, and the observer then records the number of occurrences of each behavior represented (Lytton, 1971 definitions are idiosyncratic, requiring that the coder interpret the behavior observed (Lytton, 1971;Riskin & Faunce, 1972 Thus, a fourth criterion for an observational method is that it use coding categories which require little or no inference on the part of the observer.…”