When Alexander Wagenaar compared alcohol-related traffic accidents before and after the increase of the drinking age,the ____ design was used.
A) longitudinal
B) interrupted time series
C) control series
D) ABAB design

Question

Quizplus · Accepted Answer

The interrupted time series design involves collecting data multiple times before and after an intervention (in this case, the increase of the drinking age) to determine if the intervention had an effect. This design was most likely used to compare alcohol-related traffic accidents before and after the increase of the drinking age.

When Alexander Wagenaar Compared Alcohol-Related Traffic Accidents Before and After