Author Question: The pretest-posttest, natural control-group design differs from an experimental design in that A) ... (Read 85 times)

bcretired · **on:** Aug 4, 2018

The pretest-posttest, natural control-group design differs from an experimental design in that

A) participants are not randomly assigned to groups.
B) it is more natural and therefore more valid.
C) it does not control for history and instrumentation.
D) it does not control for history and regression to the mean.

Question 2

To look at maturation, developmental psychologists frequently use

A) longitudinal designs.
B) latitudinal designs.
C) Solomon four-group designs.
D) single-group, posttest-only designs.