2. The following table. from Categorical Data Analysis by Alan Agresti (1990) and reprinted from Gallagher et a1. (1987), shows the counts from a sample of psychiatrists that have been classied by their school of psychiatric thought and their opinions on the origin of schizophrenia. Answer a) d) with "by- hand\" calculations showing your work. Ori in of Schizo )hrenia Biogenic Environmental Combination 90 12 78 School of Psychiatric Thought E clectic Medical I Psychoanalytic a) What percentage of these psychiatrists identify with the medical school of psychiatric thought? b) What percentage of these psychiatrists believe that the origin of schizophrenia is environmental? c) What percentage of these psychiatrists identify with the eclectic school of psychiatric thought and believe that the origin of schizophrenia is biogenic? (1) Of the psychiatrists who identify with the psychanalytic school of psychiatric thought, what percentage believe that the origin of schizophrenia is a combination of biogenic and environmental factors