Psychology 1000 Lecture Notes - Lecture 5: Afferent Nerve Fiber, Random Assignment

• School: Western University
• Department: Psychology
• Course: Psychology 1000
• Professor: Dr.Mike

Document Summary

Group 1 (independent) watches a violent show measure aggression(dependent) Group 2 (independent) watches a non-violent show measure aggression (dependent) Have to think about the mood that is presented crime drama vs something high-energy but not violent. Group 3 (independent) no tv (control) measure aggression (dependent) Might have a potential order effect, therefore you need counterbalance. Internal validity: degree to which experiment supports casual conclusion, demand characteristics. Cues in experiment convey hypothesis to participants. They help" the experimenter: experimenter expectancy. External validity: degree to which results can be generalized. The way to avoid this is a double-blind study : the conductor and the participants don"t know the purpose of the study. Reflex arc: stimuli transferred from periphery to brain and reflected back. How: animal spirits" importance of pineal gland, controls hormonal secretions, this is where divine intervention" occurred. Frog experiment: said animal spirits" did not occur. Specific nerve energy: wrong all nerves have the same energy.