Deutsch: Zeitreihendesign / Español: Diseño de series temporales / Português: Desenho de séries temporais / Français: Conception de séries temporelles / Italiano: Progettazione a serie temporali /

Time-series design refers to a quasi-experimental research design consisting of a series of observations before a treatment or event and a series of observations after the treatment. The researcher administers the treatment. It is a a research design that involves measurements made over some period, example is the study of traffic accident rates before and after lowering the speed limit.

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