World Population Analysis

Web app that analyzes world population CSV data. Built as a university coursework project (CITS1401, UWA, Semester 1 2023).

What it does

Upload a CSV of country population data, pick a region, and get:

• Min/max population countries (filtered by positive net change)
• Average and standard deviation of populations
• Population density rankings by country
• Pearson correlation coefficient between population and area

Tech stack

• Node.js + Express 4
• Multer (file upload)
• Vanilla JS/HTML/CSS frontend
• Python 3 reference implementation also included (Project 1.py)

Getting started

npm install
npm start              # http://localhost:3000

Upload a CSV through the form and select a region.

API

• POST /analyze — multipart form with CSV file + region field; returns the computed stats

Project structure

server.js                          Express server
analysis.js                        Server-side analysis
public/                            HTML + frontend JS
Project 1.py                       Python reference implementation
CITS1401 Project 1 Sem-1 2023.pdf  Assignment spec

Status

Coursework submission. Functional but minimal. No tests. Not actively developed.