Examlex
Projects with very general scope definitions are at risk of expanding gradually,without specific authorization,in a process called _____.
Experimenter Cues
Unintentional signals or behaviors from a researcher that can influence the responses or actions of participants in a study.
Random Assignment
The process of allocating subjects randomly to experimental and control groups in a study to ensure that each participant has an equal chance of being assigned to any group, thus reducing bias.
Correlational Studies
Studies in which the investigator analyzes the relationships among variables that were in place before the study, without manipulating those variables.
Placebo Effects
Observable or measurable changes in health or behavior resulting from the administration of a placebo, demonstrating the power of belief and expectation in the healing process.
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