What type of design is a post-only design in which,after the fact,a pretest measure is constructed from preexisting data?
A)non-equivalent groups
B)regression discontinuity
C)proxy-pretest
D)separate pre-post samples

Question

Quizplus · Accepted Answer

A proxy-pretest design is one in which the pretest measure is constructed from preexisting data, such as archival records or surveys, instead of being collected directly from participants. This design is useful when it is not possible or practical to collect pretest data from the same individuals who will participate in the study. A post-only design, on the other hand, does not include a pretest measure at all, so choices A, B, and D are incorrect.

What Type of Design Is a Post-Only Design in Which,after