Parents of difficult temperament babies can be taught to interpret and respond more effectively to their child's cues, and this can produce calmer infants who cry less. this finding best illustrates the concept of

The goodness of fit is best illustrated when parents respond more effectively to their child's cues which would help the child became calmer and would cry less. It is a statistical method that is used to define the discrepancies between the values observed and the values expected by a model.