PSY 4130 Lecture Notes - Lecture 4: Wilhelm Wundt, Experimental Psychology, Absolute Threshold

• School: University of Ottawa
• Department: Psychology
• Course: PSY 4130
• Professor: Shirley Griffith

Document Summary

Two-point threshold: two points of stimulation can be noticed as 2 points. Just noticeable different (jnd: smallest difference that is noticeable between two stimuli (first quantitative measure in psychology) We(cid:271)er"s law: a (cid:272)onstant ratio for ea(cid:272)h sense (cid:894)per(cid:272)eption (cid:272)ourse(cid:895: frist law in psych. A quantitative relationship between a mental sensation and material stimulus. Effects of stimulus intensities are relative to the amount of sensation that already exists. Differential threshold fe(cid:272)hner"s law: s= k log r. Methods of psychophysics: method of average error, methods of constant stimuli, method of limits. The leipzig years (important) -> influenced him: first experimental psychology lab, first journal for psychology research, trained the first gen of experimental psychologists. Study of conscious experience: voluntarism, mind has capacity to organize the content into higher order, emphasize the process of actively organizing (not the elements)