A researcher wants to compare a group who went through a new drug treatment program to those who did not in terms of their relapsing.By choosing a group that is similar,but not selected at random or specifically matched,the researcher is using
A) nonequivalent control group design.
B) time-series design.
C) multiple time series design.
D) posttest-only control group design.
E) one-shot case study.

Question

Quizplus · Accepted Answer

By choosing a group that is similar but not selected at random or specifically matched, the researcher is using a nonequivalent control group design. This allows for a comparison between the two groups, but since the groups are not randomly assigned or matched, it may introduce bias into the study.

A Researcher Wants to Compare a Group Who Went Through