PSY BEH 11A Chapter Notes - Chapter 4: Hot Tub, Presbyopia, Sound Intensity

• School: UC-Irvine
• Department: Psychology and Social Behavior
• Course: PSY BEH 11A
• Professor: Bruce Berg

Document Summary

Knowledge: human mind is like a blank table and experiences leave marks, tabala rasa = blank slate, according to john locke, nativist, knowledge is innate, immanuel kant, empiricit, knowledge is learned. John locke: distal stimulus, an object or event in the outside world, we know things about it because of energies that reach us, ex. Light reflecting off an object tells us its color: proximal stimulus, the energies from the outside world that directly reach our sense organs, ex. Light: psychophysics, an approach to perception that relates the characteristics of physical stimuli to the sensory experiences they produce. Sensory thresholds: absolute threshold, the smallest quantity of a stimulus that an individual can detect, difference threshold, the smallest amount that a given stimulus must be increased or decreased so that an individual can detect the difference. Just-noticeable difference (jnd: the smallest difference that an organism can reliably detect between.