controlled trial
controlled trial n. a study method in which one group of participants (the experimental group) is subjected to the experimental procedure and the other group (the control group) receives a standard or accepted treatment or procedure (or no active treatment). The participants should be randomly assigned to their groups (in a randomized c. t.).
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Control Group , control group A group used for comparison with another, either because it represents the most common or typical case, or because it illustrates the a… Experimental Design , Careful and detailed plan of an experiment.
In simple psychological experiments, one characteristic—the independent variable—is manipulated by the ex… Intervention Study , intervention study (inter-ven-shŏn) n. a comparison of the outcome between two or more groups of patients that are deliberately subjected to differen… Group Dynamics , A group can be defined as several individuals who come together to accomplish a particular task or goal. Group dynamics refers to the attitudinal and… Groups , Groups
III. Group FormationMuzafer Sherif and Carolyn W. Sherif
In social science the study of groups is often called small-group research. A “group”… Peer Group , peer group A set of individuals who, sharing certain common characteristics such as age, ethnicity, or occupation, perceive themselves and are recogn…
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controlled trial