ItemSight: A Shiny Application for Item Analysis

This document contains R codes for a Shiny application - ItemSight. It is an R-based Shiny application designed to streamline item analysis through an intuitive interface. Educators can upload student responses along with the answer key, and the tool quickly produces detailed item-level and overall test statistics. Developed using R and Shiny, it is compatible with both Windows and macOS systems.

本文档包含一款名为ItemSight的Shiny应用的R代码。该应用是基于R语言开发的Shiny工具，旨在通过直观的交互界面简化题项分析流程。教育工作者可上传学生作答数据与参考答案，该工具可快速生成详细的题项层级统计结果与整体测验统计量。本应用基于R与Shiny开发，兼容Windows与macOS操作系统。