This study investigates the development and evaluation of a Retrieval-Augmented Generation (RAG)-based statistics tutor designed to assist students with quantitative analysis methods. The RAG approach was employed to address the well-documented issue of hallucination in Large Language Models (LLMs). A computer tutor was developed that utilizes…

The purpose of the current study was to examine the effect of utilizing a program based on post-constructivism to develop adult learners' English language fluency. The study started with the literature review and previous studies handling post-constructivism and English language fluency. The researcher nominated a group of pre-intermediate to…