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causal latency

1. the temporal separation of a cause from its effect. Not all causes need have immediate effects; indeed, there may be a lengthy interval between a cause and the effect it produces. Causal latency may be expected to increase when there are other factors in a situation that may influence the cause-and-effect relationship. Some causes studied in psychology and the other social sciences are remote causes, in that they require the presence or activity of other factors or conditions before their effects become manifest. Remote causes may be expected to have large causal latencies. See delayed effect.

2. in the statistical procedure known as path analysis, the quality of a variable that has a measurable statistical effect on prediction only when other predictor variables are also included in the prediction model. Although the statistical relationships identified in such analyses are not, strictly speaking, causal, the language of causality is commonly employed. See causal path.

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Psychology term of the day

November 23rd 2024

pretest–posttest design

pretest–posttest design

a research design in which the same assessment measures are given to participants both before and after they have received a treatment or been exposed to a condition, with such measures used to determine if there are any changes that could be attributed to the treatment or condition. A more complete version in which participants are randomly assigned to a treatment group or a control group is a pretest–posttest control-group design: All individuals are assessed at the beginning of the study, the intervention is presented to the treatment group but not the control, and then all individuals are measured again. The presence of the control group allows the researcher to identify any preexisting disparities between the groups and thus to more definitely attribute differences between the pre- and posttest scores to the treatment of interest. Also called before–after design; pre–post design.