PSYC 3125 Chapter Notes - Chapter 3: Gustav Fechner, Noumenon, Wilhelm Wundt
29 Mar 2014
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Chapter 3 subject matter, methods, and the making of new science. Germany is often identified as the birth place of new sicence . Nineteenth century: william james published principles of psychology, immanual kant/ Proposed that there are 2 separate domains of reality (i) noumenal world - the first world is called the noumenal world. It is the world of things outside us, the world of things as they really are, the world of trees, dogs, cars, houses and fluff that are really real. He came up with the theory called just-noticable difference. The just noticeable difference (jnd), also known as the difference threshold, is the minimum level of stimulation that a person can detect 50- percent of the time. For example, if you were asked to hold two objects of different weights, the just noticeable difference would be the minimum weight difference between the two that you could sense half of the time: gustav fechner.
