Examlex
When do incumbents have difficulty securing supporters and contributors?
Floor Effect
Failure of a measure to detect a difference because it was too difficult.
Paper-and-pencil Questionnaire
A traditional survey method where participants respond to questions written on paper by physically marking their answers.
Functional MRI
A neuroimaging technique that measures brain activity by detecting changes associated with blood flow.
Double-blind Technique
An experimental procedure in which neither the participants nor the experimenters know who is receiving a particular treatment, to prevent bias.
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