Part3. Complete Data Analytics Course in Hindi | Data Collection & Cleaning

Data Collection & Cleaning | Complete Roadmap to Become a Data Analyst (Zero to Hero - Part 3) Welcome to Part 3 of the Complete Data Analyst Roadmap Series! In this video, we focus on one of the most critical and time-consuming skills every analyst must master: Data Collection and Cleaning. Real-world datasets are never perfect — they’re messy, inconsistent, and full of missing or incorrect values. This session will teach you how to prepare raw data for meaningful analysis — a must-know skill in any analytics role. In this session, you’ll learn: What is data collection & where real-world data comes from Common data issues: missing values, duplicates, inconsistent formats Hands-on data cleaning techniques using Excel & Python (Pandas) Best practices for real-world data prep How clean data directly impacts insights, models & dashboards Free datasets to practice with 👨‍💻 Ideal for: Beginners new to handling real datasets Non-tech professionals building practical skills Anyone preparing for data analyst interviews or portfolio projects 📌 Watch Part 2 (Essential Tools): https://youtu.be/nxwxr_zbCFc 📲 Follow for more: @datawithashok 🔔 Don’t forget to Subscribe to keep up with all 10 episodes in this roadmap series! #datacleaning #datapreparation #DataAnalyticsRoadmap #pythonfordatascience #exceltips #ZeroToHeroAnalytics #DataWithAshok