week16.hashnode.devWeek 16 at DataraFlow: Random Forest Regression, The Single Feature Paradox, and Why Visualization Beats Blind MetricsHello everyone! 👋 Ajiboye here from Nigeria — just completed Week 16 of the intensive 6-month Data Science, Machine Learning & GenAI program at DataraFlow. This week’s module took us deep into ensemble methods, specifically Random Forest Regression....Feb 12·2 min read
week15dataraflow.hashnode.devWeek 15 at DataraFlow: Building a Used Car Price Predictor – Why Simple Linear Regression Beat Everything ElseHi everyone! 👋 Ajiboye here — currently in Week 15 of the 6-month Data Science, ML & GenAI Intensive at DataraFlow. This week’s assignment was hands-down one of the most practical and eye-opening tasks so far: build and compare multiple regression m...Feb 12·2 min read
week14.hashnode.devWeek 14: Mastering Data Pre-Processing and Regression in DataRaflowHey everyone! 👋 I'm Raphael Ajiboye, and welcome back to my DataRaflow journey series on Hashnode. If you're new here, DataRaflow is my ongoing adventure through a comprehensive data science curriculum, where I'm documenting my learnings, challenges...Jan 21·5 min read
web-scrapingweek13.hashnode.devWeek 13 at Dataraflow: Web Scraping World Population Data with Pandas – Why Python Beats Excel Every TimeDecember 15, 2025 Hey everyone! Welcome back to my learning journey at Dataraflow. This is Week 13, and I'm diving deeper into the power of Python for data tasks. I started with old YouTube video – the one comparing Pandas/Python to Excel using a web...Dec 22, 2025·3 min read
week9praphael.hashnode.devWeek 9 at DataRaFlow: Mastering Pandas Grouping with Real Nigerian Mobile Phone Trade DataPublished on December 12, 2025 Part of my DataRaFlow 2025 series – learning data analysis through real-world trade statistics This week in the DataRaFlow programme we moved from basic filtering and merging to one of pandas’ most powerful features: gr...Dec 16, 2025·3 min read
