double-blind experiment

collocation in English

meaningsofdouble-blindandexperiment

These words are often used together. Click on the links below to explore the meanings. Or,see other collocations withexperiment.
double-blind
adjective
uk
/ˌdʌb.əlˈblaɪnd/us
/ˌdʌb.əlˈblaɪnd/
A double-blind study or trial, especially in medicine, is one in which two groups of people are studied, for example with one group taking a new drug and one group taking something else, but neither the people in the study nor the scientist or doctor knows which person is in ...
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experiment
noun[C or U]
uk
/ɪkˈsper.ɪ.mənt/us
/ɪkˈsper.ə.mənt/
a test done in order to learn something or to discover if something works or ...
See more atexperiment

(Definition ofdouble-blindandexperimentfrom theCambridge English Dictionary© Cambridge University Press)

Examplesofdouble-blind experiment

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Adouble-blindexperimentcan be done and was done.
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Adouble-blindexperimentconducted in 2013 concluded that non-celiac gluten sensitivity does not exist, and that the symptoms are caused by the nocebo effect.
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In adouble-blindexperiment, half of the students received psilocybin, while a control group received a large dose of niacin.
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The hailing component was designed to be easily decoded by an extraterrestrial civilization, which was confirmed by adouble-blindexperiment.
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In common with all such tests is that they did not use adouble-blindexperiment, where the experimenters do not know the instruments as well.
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In these double-blind experiments, neither the participants nor the researchers know which participants belong to the control group, nor the test group.
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Computer-controlled experiments are sometimes also erroneously referred to as double-blind experiments, since software may not cause the type of direct bias between researcher and subject.
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In most cases, double-blind experiments are held to achieve a higher standard of scientific rigor than blind or non-blind experiments.
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Double-blind experiments are most often used in clinical trials of medical treatments, to verify that the supposed effects of the treatment are produced only by the treatment itself.
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These problems can be prevented by implementing random assignment and creating double-blind experiments whereby both the subject and experimenter are kept blind about the hypothesized effects of the experiment.
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These examples are from corpora and from sources on the web. Any opinions in the examples do not represent the opinion of the Cambridge Dictionary editors or of Cambridge University Press or its licensors.
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See other collocations withexperiment