Robert Siegler
Rule assessment procedure
Rule Problem TypeIIIIIIIV Balance100 Weight100 Distance0 (should say balance) 100 Conflict- Weight (Chance Responding) 100 Conflict- Distance 0 (Should say right down) 33 (Chance Responding) 100 Conflict Balance 0 (Should say right down) 33 (Chance Responding) 100 Prediction of percentage of correct answers and error patterns for children using Rules I-IV
Developmental Trends Observed and Predicted On Different Problem-Types AgePredicted Developmen tal Trends Problem Type Balance No change – all children at high level Weight8898 No change – all children at high level Distance Dramatic improvement with age Conflict- Weight Decline with age – possible upturn for oldest Conflict- Distance Improvemen t with age Conflict Balance Improvemen t with age
Model of Rule I Weight Same? Balance Greater Weight > Down
Model of Rule II Weight Same? Greater Weight > Down Distance Same? Greater Weight > Down Balance
Model of Rule III Weight Same? Distance Same? Greater Distance ----> Down Balance Distance Same? Greater Weight > Down Greater Weight Same Sise ad Greater Distance? Same? Muddle Throug h Greater Weight and Distance > Down
Model of Rule IV Weight Same? Distanc e Same? Greater Distance ----> Down Balance Distanc e Same? Greater Weight > Down Greater Weight Same Side as Greater Distance? Same? Greater Weight and Distance > Down Cross Produc t Same? Balanc e Greater Product > Down