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.

本文档收录了ItemSight这款Shiny应用的R代码。该应用基于R语言构建，搭载Shiny框架，旨在通过直观的交互界面优化项目分析流程。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尽的试题层面统计指标与整体测验统计量。本应用依托R与Shiny开发，可兼容Windows与macOS两大操作系统。