PHY 158 Lecture Notes - Lecture 8: Blind Experiment, Observer-Expectancy Effect, Twin Study

• School: University at Buffalo
• Department: Physics
• Course: PHY 158
• Professor: Steven Tarasek

Document Summary

Chapter 2 (chapter 4 in textbook) research methods. Try to get the closest we can to the truth, no opinion based, or personal experiences. Must adopt a scientific attitude and approach to the study of abnormal behavior. The(cid:396)e"s a lot of (cid:271)ull shit i(cid:374) a(cid:271)(cid:374)o(cid:396)(cid:373)al ps(cid:455)(cid:272)h, (cid:449)e (cid:374)eed a (cid:449)a(cid:455) to (cid:396)eall(cid:455) (cid:271)e a(cid:271)le to sepa(cid:396)ate (cid:271)et(cid:449)ee(cid:374) the (cid:862)good(cid:863) a(cid:374)d (cid:862)(cid:271)ull shit(cid:863) of the e(cid:454)pe(cid:396)i(cid:373)e(cid:374)t. Individuals who are similar in their behavioral abnormalities: a study group should mirror the underlying population, large, randomly selected groups. Independent variable - (cid:449)hat"s (cid:373)a(cid:374)ipulati(cid:448)e i(cid:374) the e(cid:454)pe(cid:396)i(cid:373)e(cid:374)t, (cid:449)hat (cid:272)a(cid:374) i(cid:374)flue(cid:374)(cid:272)e the dependent variable (treatment) Statistical significance: research uses statistical analyses to determine if numbers are really different and if change has really taken place, numbers are really different. If so(cid:373)eo(cid:374)e has a diso(cid:396)de(cid:396) that (cid:272)a(cid:374)"t do so(cid:373)ethi(cid:374)g fo(cid:396) like 7 days a week but you were able to cut it down to 6 days.