Psychology 2310A/B Chapter Notes - Chapter 4: Phenotype, Nomothetic, Ethical Dilemma

• School: Western University
• Department: Psychology
• Course: Psychology 2310A/B
• Professor: Katerina Rnic

Document Summary

Reliability and validity: test-retest reliability- degree test yields same results given more than once same person, can correlate scores= higher relationship better reliability, alternate-form reliability- 2 forms same test to reduce getting better b/c practice/ familiarity. Brian imaging techniques: electroencephalogram (eeg)- electrodes on scalp and measure brain"s electrical activity, neuroimaging= structural and functional info concerning physiological health central nervous system, prior 1970s= radiography could identify probs cerebral vasculature but not tissue density. Neuropsychological testing: bender visual-motor gestalt test- 9 cards lines and shapes, copy images and then from memory. Structured interviews: very specific in order and wording questions and rules governing evaluation responses. Iq differences in races in na b/c poor test construction/ socio-economic env. Projective test: person presented with ambiguous stimulus project onto that stimulus unconscious motives, needs, drives, feelings, defences and personality characteristics. Rorschach inkblot test: content patient"s response as well colour, shading, texture and movement interp results, exner system- attempt increase reliability and validity standardizing scores.