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Related to experimenter: experimenter bias, experimenter effect

experiment in something

to conduct research or experiments about something. The research group is experimenting in the field of biomechanics. We want to experiment in thermodynamics.
See also: experiment

experiment (up)on someone or something

to use someone or something as the subject of an experiment. (Upon is formal and less commonly used than on.) Do you think we should experiment upon people? The researchers were experimenting on a new drug that might cure rabies.
See also: experiment, on

experiment with someone or something

to try different experiments on someone or something; to use different people or things as key variables in an experiment. They are supposed to be experimenting with new drugs. We no longer experiment with animals.
See also: experiment
References in periodicals archive ?
These conclusions are consistent with the experience with experimenter fraud in parapsychology (Kennedy, 2013b).
Response prompts, such as modeling and verbal instructions, were used to teach the participant to present a lowercase letter as a sample stimulus, and then instruct the experimenter to "Match" and then record the experimenter's response.
Children who had been disappointed by an experimenter waited for an average of about three minutes before eating the marshmallow, while those who got what was promised lasted 12 minutes.
Within subject-designs are flexible in that an experimenter can tailor the design to the phenomenon being studied (Connell & Thompson, 1986).
Applying this model, Navarick (2004) operationally defined a demand cue as an explicitly stated experimenter preference as to what choice participants should make between two schedules of reinforcement.
In the mannequin situation, an experimenter simultaneously touched the participant's belly and the mannequin's belly with separate probes.
The other half of the subjects, learners, were exposed to modified MTS trials in which responses of the learners were reinforced not by the experimenter but by the instructors.
Thus the experimenter and subject will have been involved in various social activities prior to the experiment: discussion of the ganzfeld procedure, talk about the broader activities of the laboratory, and general "small talk.
Robert Sorge, a psychology professor at the University of Alabama, said that the study suggests that one major reason for lack of replication of animal studies is the gender of the experimenter - a factor that's not currently stated in the methods sections of published papers.
At the beginning of the study, the experimenter told 143 children that a huge bowl of candy was awaiting them in the next room, shortly revealing to them that it was a trick to lure them to play a game.
When the classical music cue was played, the experimenter was called out of the room to, supposedly, take a phone call -- leaving the children alone in the room for 90 seconds and tempting them to take a peek at the mysterious toy making that sound.
In 1963, Yale psychologist Stanley Milgram reported an appalling discovery: 65 percent of volunteers would deliver electrical shocks to another person at levels they believed were lethal if an experimenter asked them to.
One important factor of this type is the nature of the interaction between the experimenter and the study participant.