Should pretest and posttest be the same?

In the pre-test post-test experiment design, both tests should be identical (same questions). Both groups answered the pre-test and post-test questions, however, the questions in the pre-test were a bit different from the questions in the post-test.Click to see full answer. Also asked, should a pre and post test be the same? Questions & Answers Answer: Students scores are lower on the pre-test because they have not yet studied the material which is tested. Scores are expected to be higher on the post-test because the students have already studied the tested material. Remember that the pre-test and post-test are the same.Also Know, how do you do a pretest and posttest? A pretest posttest design is an experiment where measurements are taken both before and after a treatment. The design means that you are able to see the effects of some type of treatment on a group. Pretest posttest designs may be quasi-experimental, which means that participants are not assigned randomly. Furthermore, what is the difference between pre test and post test? Pretest and Posttest (VCSU-MEP) The Difference Between Pretest And Posttest. A pretest loop is one in which the block is to be repeated until the specified condition is no longer true, and the condition is tested before the block is executed.What statistical test to use to compare pre and post tests?The marks for a group of students before (pre) and after (post) a teaching intervention are recorded below: Marks are continuous (scale) data. Continuous data are often summarised by giving their average and standard deviation (SD), and the paired t-test is used to compare the means of the two samples of related data.