Lesson series

Data Cleaning and Preprocessing for Beginners

Clean, organize, and prepare raw data for analysis using simple tools like Excel and Python. Perfect for beginners in data analysis or data science.

Learners

Assignments

Hours

Videos

Overview

This beginner-friendly course introduces the essential techniques and tools for cleaning and preprocessing data — a critical first step in any data analysis or machine learning workflow. You’ll learn how to identify and fix common data issues such as missing values, duplicates, inconsistent formatting, and outliers. Whether you're using Excel, Python (Pandas), or other tools, this course will help you turn messy raw data into a clean, analysis-ready dataset.

Course Goals

  • Learn methods to handle missing data (e.g., deletion, imputation)
  • Remove duplicate records and correct inconsistent or incorrect entries
  • Detect and treat outliers in both categorical and numerical data
  • Standardize and normalize numerical data for better model performance
  • Gain confidence in preparing real-world datasets for analysis and modeling
On Demand Course
 100% Recognize Certificate
50+ Hours
Full Lifetime Access
Access on mobile and Laptop
Quizzes

Our Master Instructor

Abhilash Mohapatra | Abhilash Mohapatra | Abhilash Mohapatra

Abhilash Mohapatra is a seasoned career transformation expert with 15+ years of experience in skill development, education, and employability. A former leader at NSDC and FICCI, he pioneered India's first Centre of Excellence for Career Counselling and played a key role in integrating career guidance into the New Education Policy (2020).As a TEDx speaker and top UPSC mentor, he inspires thousands to excel in their career journeys. Abhilash's innovative programs bridge the education-employability gap, focusing on communication, technical, and digital skills for workforce readiness. An engineer from COEP and an MBA graduate from Great Lakes Institute of Management, Chennai, he combines technical and managerial expertise to empower learners to achieve their goals.Learn with Abhilash to unlock your potential and succeed in today’s competitive landscape!
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This course is a great way to re-fresh your creative thinking whilst also giving you a chance to think outside the box.
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A great course which will help those who want to 'Innovate their Career'!
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