Data cleaning courses can help you learn techniques for identifying and correcting errors in datasets, handling missing values, and standardizing data formats. You can build skills in data validation, outlier detection, and transforming raw data into a usable format. Many courses introduce tools like Python libraries such as Pandas and NumPy, as well as software like OpenRefine, that support executing data cleaning tasks efficiently and ensuring data quality for analysis.

Skills you'll gain: Extract, Transform, Load, Power BI, Data Integrity, Data Validation, Data Transformation, Data Cleansing, Data Storage, Data Quality, Data Analysis, Data Integration, Data Import/Export
Beginner · Course · 1 - 4 Weeks

University of Colorado Boulder
Skills you'll gain: Process Capability, Sampling (Statistics), R (Software), Correlation Analysis, Statistical Inference, Probability Distribution, Statistical Visualization, R Programming, Statistical Process Controls, Statistical Hypothesis Testing, Statistical Methods, Probability & Statistics, Data Science, Statistics, Data Analysis, Statistical Analysis, Statistical Software, Descriptive Statistics, Quality Improvement, Process Engineering
Build toward a degree
Intermediate · Specialization · 3 - 6 Months

Coursera
Skills you'll gain: Generative AI, Data Ethics, AI Enablement, Responsible AI, Data Synthesis, Model Training
Intermediate · Course · 1 - 4 Weeks

University of Colorado Boulder
Skills you'll gain: Data Security, Cybersecurity, Cyber Attacks, Data Ethics, Computer Security, Authentications, Cryptography, Information Assurance, Cyber Security Policies, Authorization (Computing), Security Software, Security Controls, Cyber Security Assessment, Information Privacy, Encryption, Data Access, Security Awareness, Risk Analysis, Problem Solving, Communication
Build toward a degree
Beginner · Course · 1 - 3 Months

Coursera
Skills you'll gain: Exploratory Data Analysis, Data Wrangling, Pandas (Python Package), Data Visualization, Descriptive Statistics, Data Manipulation, Data Transformation, Data Analysis, Statistics, Statistical Analysis, Data Management
Beginner · Guided Project · Less Than 2 Hours

University at Buffalo
Skills you'll gain: Data Storytelling, Statistical Process Controls, Data Literacy, Process Mapping, Data Ethics, Data Analysis Software, Data Presentation, Performance Improvement, Data-Driven Decision-Making, Data Collection, Process Improvement, Process Improvement and Optimization, Data Visualization Software, Business Process, Business Process Improvement, Business Analytics, Tableau Software, Analytics, Root Cause Analysis, Lean Methodologies
Beginner · Specialization · 1 - 3 Months

University of Huddersfield
Skills you'll gain: Linear Algebra, Graph Theory, Statistical Software, Computational Logic, Integral Calculus, Matplotlib, Probability & Statistics, Statistical Programming, Plot (Graphics), Calculus, R Programming, Differential Equations, Data Processing, Data Visualization Software, Applied Mathematics, Theoretical Computer Science, Logical Reasoning, General Mathematics, Advanced Mathematics, Mathematical Modeling
Earn a degree
Degree · 1 - 4 Years

Johns Hopkins University
Skills you'll gain: Apache Hadoop, Big Data, Apache Hive, Apache Spark, NoSQL, Data Infrastructure, File Systems, Data Processing, Data Management, Analytics, Data Science, Databases, Data Integration, SQL, Query Languages, File I/O, Data Architecture, Data Manipulation, Distributed Computing, Performance Tuning
Intermediate · Specialization · 3 - 6 Months

University of California, Santa Cruz
Skills you'll gain: Scientific Visualization, Data Literacy, Data Visualization Software, Animations, Data Presentation, Video Editing, Data Storytelling, Adobe After Effects, Graphics Software, Storyboarding, Adobe Premiere, Peer Review, Motion Graphics, Autodesk Maya, Post-Production, Computer Graphic Techniques, Technical Communication, Style Guides, Scripting, Professional Development
Intermediate · Course · 1 - 3 Months

Skills you'll gain: Dashboard, Dashboard Creation, Kibana, Interactive Data Visualization, Business Analytics, Data-Driven Decision-Making, System Monitoring, Data Presentation, Data Visualization Software, Web Analytics, Exploratory Data Analysis, Trend Analysis, Decision Support Systems, Data Analysis, Automation, Business Intelligence, IT Automation, Content Performance Analysis, Data Wrangling, Data Science
Beginner · Specialization · 1 - 4 Weeks

Skills you'll gain: Matplotlib, Data Storytelling, Data Presentation, Data Visualization, Plot (Graphics), Scientific Visualization, Data Visualization Software, Image Quality, Software Installation
Mixed · Course · 1 - 4 Weeks

Skills you'll gain: Professional Networking, Interviewing Skills, Data Analysis, Presentations, Relationship Building, Job Analysis, Writing, Portfolio Management, Oral Expression, Company, Product, and Service Knowledge, Market Opportunities
Beginner · Course · 1 - 4 Weeks