The difference between an interrupted time series design and an equivalent time series design is that the interrupted time series design includes a ______ event, while a noninterrupted time series design includes a ______ treatment.
A) psychological; nonpsychological
B) nonpsychological; psychological
C) naturally occurring; researcher implemented
D) researcher implemented; naturally occurring

Question

Quizplus · Accepted Answer

An interrupted time series design includes a naturally occurring event, such as a policy change or a natural disaster, that interrupts the time series data. In contrast, an equivalent time series design includes a noninterrupted treatment that is implemented by the researcher, such as a new therapy or intervention.

The Difference Between an Interrupted Time Series Design and an Equivalent