PSY 1010 Lecture Notes - Lecture 5: Parallax, Word Superiority Effect, Interposition
28 Sep 2016
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Absolute threshold: minimum amount of energy that can be detected 50% of the time. Ex. making sounds louder is increasing absolute threshold. Signal detection theory: when we feel a thing or we do not. Is the storm going to be there or another place. Willingness to respond to a stimulus influenced by motivation and expectations. False alarm: responding when there is no signal. Correct rejection: not responding when there is no signal. One pound added to 5 pounds or 1 pound added to 100 pounds) Weber"s law: goes hand and hand with noticeable differences in things. ~seeing things as a single whole or group whole. Similarity: things that are similar are grouped together. When looking at an x, you can see two lines or two v"s. Common fate: things that are moving the same way, are meant to be together. Marching bands when they spell out words or animals. ~ interposition: things that are closer are bigger.
