What variable accounted for the dramatic jump in test scores evidenced by the students in rosenthal and jacobson's "pygmalion in the classroom" study?

Respuesta :

The teacher attitude was the variable that accounted for this dramatic jump.Jacobson and Rosenthal in their study and the book "Pygmalion in the Classroom" showed that teacher's expectations of students plays a big role in their IQ tests.High expectations in teachers lead to higher results according to this study.