The major reason experimental designs are not used in developmental studies is:
A) they are not as interesting as most other types of research designs
B) it is impossible to exercise the control necessary to conduct them
C) they are less expensive but also less accurate than other design types
D) they are less time-consuming but also less reliable than other designs

Question

Quizplus · Accepted Answer

Experimental designs often require a level of control over variables that is difficult to achieve in developmental studies, where changes over time and individual differences play significant roles.

The Major Reason Experimental Designs Are Not Used in Developmental