Different pretest-posttest designs are discussed in a manner that can help researchers to select suitable test in order to maintain internal and external validity simultaneously. One real time example from agricultural sector is given for better understanding of theme of the paper. Despite its ...
Results: There were significant differences between the pretest and posttest scales of experimental group. 而对照组的前、后测分值的差异无统计学显著性。 3. 25kb The study employed a quasi-experimental design of a non-random posttest control group; 本研究使用了一个定向控制的类似实验的设计来进行...
Experimental psychology examines development throughout a lifetime. This is false. The name of the field that examines development throughout the...Become a member and unlock all Study Answers Start today. Try it now Create an account Ask a question Our experts can...
This study deals with the using of realia and demonstration technique to improve students' skill in writing letter.The design used to discover the students' skill in writing letter in this research was pretest-posttest nonequivalent group design. This study was aimed to improve the students' skil...
worker = await unstable_dev('./test/worker/basic/basic.ts', { worker = await unstable_dev('./index.ts', { ip: '127.0.0.1', local: true, experimental: { disableExperimentalWarning: true }, Expand Down Expand Up @@ -38,15 +38,15 @@ query H($id: Int!) { body: JSON.stringify(...
In this study, pretest-posttest and quasi-experimental design with a non-equivalent control group was used. Two groups of student teachers (n=77) participated in this study. During the study, one group received problem solving strategy instruction while the control group received traditional ...
A quasi-experimental single group pre-posttest design was conducted for this study. Subjects were given a pretest before treatment and posttest after treatment. In order to truly compare the performance between the treatments, the final grades of previous semester course were used to distinguish ...
The problem under consideration is to fit a straight line between true scores where, given pairs of observed test scores, each observed score is assumed to be the sum of a true score and an error score. This problem may typically occur in the situation of pretest and posttest analysis. In...
The present field study compared pretest and posttest face validity perceptions, predictive validity perceptions, and fairness perceptions regarding a paper-and-pencil version and a computerized version of an in-basket exercise. Furthermore, the nature of these reactions and their relationship with test...
Special Needs Assistants (SNAs) serve an essential role to support children with disabilities; thus, they need efficient training. The one-on-one coaching following a workshop was compared with a control group that only received a workshop. A quasi-experimental study was conducted in two of ...