When a mother produces symptoms of diseases in her child and presents the child for treatment, this is called:

Moral treatment, the eighteenth-century innovation of philippe pinel and william turke, was characterized by

a. daily compulsory church attendance b. imposition of a work schedule to teach patients duty and productivity c. separation of patients from evil influences outside their homes d. kind treatment of patients and work to occupy their minds

Which of the following is NOT a threat to the internal validity of an experiment?

a. Experimenter effects. b. Demand characteristics. c. Confounding variables. d. Within-groups design.