true experiment

a study in which participants are assigned at random to two or more experimentally manipulated treatment conditions or to a treatment group and a control group. This type of experiment is in contrast to quasi-experimental designs, such as natural experiments and field experiments.

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Psychology term of the day

October 10th 2024

stochastic

adj.

1. random or undetermined; arising from chance.

2. describing a system or process that follows a probability pattern, such that events may be analyzed according to their statistical probability but not accurately predicted. See probabilism.