Search results
Results from the WOW.Com Content Network
The observer-expectancy effect [a] is a form of reactivity in which a researcher's cognitive bias causes them to subconsciously influence the participants of an experiment. Confirmation bias can lead to the experimenter interpreting results incorrectly because of the tendency to look for information that conforms to their hypothesis, and ...
Observer-expectancy effect, when a researcher subconsciously influences the participants of an experiment; References This page was last edited ...
Observer-expectancy effect, a form of reactivity in which a researcher's cognitive bias causes them to unconsciously influence the participants of an experiment Observer bias , a detection bias in research studies resulting for example from an observer's cognitive biases
Observer-expectancy effect, when a researcher expects a given result and therefore unconsciously manipulates an experiment or misinterprets data in order to find it (see also subject-expectancy effect). Selective perception, the tendency for expectations to affect perception.
The Hawthorne effect occurs when research study participants know they are being studied and alter their performance because of the attention they receive from the experimenters. The John Henry effect , a specific form of Hawthorne effect, occurs when the participants in the control group alter their behavior out of awareness that they are in ...
Like the observer-expectancy effect, it is often a cause of "odd" results in many experiments. The subject-expectancy effect is most commonly found in medicine, where it can result in the subject experiencing the placebo effect or nocebo effect, depending on how the influence pans out.
In honour of Pfungst's study, this type of artifact in research methodology has since been referred to as the Clever Hans effect and has continued to be important to the observer-expectancy effect and later studies in animal cognition.
The Pygmalion effect is a psychological phenomenon in which high expectations lead to improved performance in a given area and low expectations lead to worse performance. [1] It is named after the Greek myth of Pygmalion , the sculptor who fell so much in love with the perfectly beautiful statue he created that the statue came to life.