The observer-expectancy effect is a form of reactivity in which a researcher's cognitive bias causes them to subconsciously influence the participants...
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effect. Like the observer-expectancy effect, it is often a cause of "odd" results in many experiments. The subject-expectancy effect is most commonly...
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Bias (section Observer-expectancy effect)
forecasts may have an overall tendency to be too high or too low. The observer-expectancy effect is when a researcher's expectations cause them to subconsciously...
84 KB (9,444 words) - 16:32, 17 May 2025
Expectancy effect, also known as effects caused by expectations, may refer to: Observer-expectancy effect – when expectations of an observer (e.g., a clinician...
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Clever Hans (redirect from Clever Hans effect)
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...
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Confirmation bias (redirect from Confirmation effect)
Gell-Mann amnesia effect List of cognitive biases Observer-expectancy effect Selective perception Semmelweis reflex Barnum effect David Perkins, a professor...
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in response to their knowing that they are being studied Observer-expectancy effect, a form of reactivity in which a researcher's cognitive bias causes...
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List of cognitive biases (redirect from Continued influence effect)
weightings for data that appear to conflict with those expectations. Observer-expectancy effect, when a researcher expects a given result and therefore unconsciously...
110 KB (10,182 words) - 04:58, 17 June 2025
of others. This phenomenon is called the observer-expectancy effect. Rosenthal argued that biased expectancies could affect reality and create self-fulfilling...
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effect Nocebo effect Novelty effect Numerosity adaptation effect Observer-expectancy effect Out-group homogeneity effect Overconfidence effect Overjustification...
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Placebo (redirect from Positive expectancy effect)
administered as a depressant, the opposite effect. In psychology, the two main hypotheses of the placebo effect are expectancy theory and classical conditioning...
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Nocebo (redirect from Negative expectancy effect)
Scientific control Self-fulfilling prophecy Subject-expectancy effect Suggestibility Suggestion Therapeutic effect Thomas theorem Häuser, Hansen & Enck 2012. Enck...
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change continues and is sustained beyond the observation period. Observer-expectancy effect, when a researcher subconsciously influences the participants...
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problem – Philosophical problem about what constitutes knowledge Observer-expectancy effect – Cognitive bias of experimental subject Placebo – Substance or...
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Participant observation (redirect from Participant observer)
differently than they would without the presence of the observer (see:observer-expectancy effect). Researchers engaging in this type of qualitative research...
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Like most cases of talking animals, claims are subject to the observer-expectancy effect, which may be a meaningless form of mimicry and which are subject...
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List of effects (redirect from Effect (causality))
programming) Observer effect (physics) (physics) Observer-expectancy effect (cognitive biases) (cognitive psychology) Occlusion effect (biology) (otology)...
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and constructed the water feature within the park. Clever Hans Observer-expectancy effect List of individual dogs 'Llewellin Setter' is a name sometimes...
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The Lindy effect (also known as Lindy's law) is a theorized phenomenon by which the future life expectancy of some non-perishable things, like a technology...
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Self-fulfilling prophecy (redirect from Oedipus effect)
psychology include: "Clever Hans" effect Observer-expectancy effect Hawthorne effect Placebo effect Nocebo effect Pygmalion effect Stereotype threat Self-fulfilling...
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Social facilitation Stereotype threat Subject-expectancy effect Time and motion study Watching-eye effect McCarney R, Warner J, Iliffe S, van Haselen R...
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Reactivity (psychology) (redirect from Observer effect (psychology))
high test-retest reliability. Bradley effect Demand characteristics Observer-expectancy effect Watching-Eye Effect Social desirability bias Heppner, Puncky;...
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Scientific phenomena named after people (redirect from Eponymous effect)
effect/shift – Johannes Evangelista Purkinje Pygmalion effect (a.k.a. Rosenthal effect, observer-expectancy effect) – Pygmalion (and Robert Rosenthal) Pythagorean...
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Demand characteristics (redirect from Demand effect)
bias Hawthorne effect N rays – imaginary radiation Naturalistic observation Observer bias Observer-expectancy effect Participant observer Placebo and Nocebo...
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Illusory correlation (redirect from Illusory correlation effect)
propter hoc Observer bias Observer-expectancy effect Pareidolia Post hoc ergo propter hoc Radical behaviorism Subject-expectancy effect Superstition...
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Ethnocentrism Framing (social sciences) Goodness and value theory Observer-expectancy effect Out-group homogeneity Social Darwinism Social learning theory...
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all cases of talking animals, these claims are subject to the observer-expectancy effect. Born on May 24, 1970, at Almaty Zoo, Batyr lived his entire life...
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Between-group design experiment (redirect from Practice effect)
The double blind design can protect the experiment from the observer-expectancy effect. The utilization of the between-group experimental design has...
8 KB (1,092 words) - 11:47, 11 November 2023
negative outcomes Observer-expectancy effect, is when researcher expectations influence participant behaviour (see also Pygmalion effect) Social-desirability...
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also blogged the study. He expressed two main reservations: The observer-expectancy effect, where the people being asked questions may be subtly influenced...
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