Search results
Results from the WOW.Com Content Network
A contrast effect is the enhancement or diminishment, relative to normal, of perception, cognition or related performance as a result of successive (immediately previous) or simultaneous exposure to a stimulus of lesser or greater value in the same dimension. (Here, normal perception, cognition or performance is that which would be obtained in ...
"Simultaneous contrast effect" is the term used when stimuli are presented at the same time, whereas successive contrast applies when stimuli are presented one after another. [ 71 ] The contrast effect was noted by the 17th Century philosopher John Locke , who observed that lukewarm water can feel hot or cold depending on whether the hand ...
The same accessible information can result in assimilation or contrast effects, depending on how it is categorized. When the accessible information to construct the representation of the target is used, an assimilation effect results, whereas accessible information used to construct the standard of comparison leads to contrast effects.
The combined concept of behavioral contrast is sometimes also referred to as the Crespi effect. In 1981, Bower discovered that positive contrast may be reduced because the response measure hits a ceiling. Thus, if contrast is the subject of an experiment, reward sizes may need to be adjusted to keep the response below such a ceiling. [5]
Contrast is often overtly marked by markers such as but or however, such as in the following examples: It's raining, but I am not taking an umbrella. We will be giving a party for our new students. We won't, however, be serving drinks. The student knew about the test on Friday, but still he did not study.
Get AOL Mail for FREE! Manage your email like never before with travel, photo & document views. Personalize your inbox with themes & tabs. You've Got Mail!
This can occur in any of a number of ways, in the way the sample is selected, or in the way data are collected. [85] It is a property of a statistical technique or of its results whereby the expected value of the results differs from the true underlying quantitative parameter being estimated .
[42] [43] Science communicator Jonathan Jarry makes the case that this effect is the only one shown in the original and subsequent papers. [44] Dunning has defended his findings, writing that purely statistical explanations often fail to consider key scholarly findings while adding that self-misjudgements are real regardless of their underlying ...