1. Group- forward head rounded shoulder posture (FHRSP) vs. ideal posture differentiated by measures of posture: a. head posture b. shoulder posture Research Question Are there significant differences between the FHRSP group and the ideal posture group for the following dependent variables? 1.
Pre-testing. It is vitally important that you pre-test your survey before administering it to your research sample. Pre-testing is the opportunity to see what questions work well, what questions sound strange, what questions can be eliminated and what needs to be added.
The reason pretest-posttest is considered a quasi-experimental design is because the majority of researchers will manipulate their entire group. This gives them a larger sample size to see if their manipulation actually changed the group.he reason pretest-posttest is considered a quasi-experimental design is because the majority of researchers will manipulate their entire group. This gives them a larger sample size to see if their manipulation actually changed the group.