Administering Multiple Pretests in a Non-Equivalent Comparison Group Design

Multiple Choice

Administering multiple pretests in a non-equivalent comparison group design:

A) enables us to detect whether participants are already engaged in a change process before treatment begins.
B) increases the likelihood that improvemenrom pretest to posttest is a function of statistical regression.
C) makes it more difficult to detect trends in the data..
D) decreases the internal validity of the design.