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.

LearnKartS
Skills you'll gain: Amazon S3, Amazon Web Services, SQL, Extract, Transform, Load, Data Quality, Cloud Engineering, Data Pipelines, Version Control, Data Modeling, Data Storage, Cloud Storage, Git (Version Control System), Data Management, Query Languages, Data Storage Technologies, Data Processing, Cloud Security, AWS Identity and Access Management (IAM), Data Security, Big Data
Beginner · Course · 1 - 4 Weeks

Tsinghua University
Skills you'll gain: Data Structures, Algorithms, Computer Programming
★ 2.7 (7) · Intermediate · Course · 1 - 3 Months

Skills you'll gain: Data Architecture, Cloud Computing Architecture, Extract, Transform, Load, Cost Control, Cost Containment, Cost Reduction, Expense Management, Resource Allocation, Cost Management, Data Storage, Cost Benefit Analysis, Data Manipulation, Descriptive Analytics, Data Analysis
Advanced · Course · 1 - 4 Weeks

Duke University
Skills you'll gain: NumPy, Data Structures, Data Analysis, Object Oriented Programming (OOP), Image Analysis, Data Processing, Data Science, Programming Principles, Text Mining, File I/O, Data Manipulation, Big Data, Performance Tuning, Python Programming, Probability Distribution
★ 4 (22) · Beginner · Course · 1 - 4 Weeks

Skills you'll gain: Analytics, Data Visualization, Business Analytics, Data Analysis, Interactive Data Visualization, Microsoft PowerPoint, Data Presentation, Presentations, Excel Formulas, Data-Driven Decision-Making, Dashboard, Data Storytelling, Dashboard Creation, Microsoft Excel, Customer Analysis, Data Visualization Software, Big Data, Target Market, Oral Expression, Data Cleansing
★ 4.6 (11K) · Beginner · Specialization · 3 - 6 Months

Banco Interamericano de Desarrollo
Skills you'll gain: Data Storytelling, Data Presentation, Data Visualization, Data Governance, Process Improvement, Data Strategy, Process Mapping, Data-Driven Decision-Making, Data Visualization Software, Organizational Effectiveness, Organizational Leadership, Leadership Development, Strategic Decision-Making, Leadership, Change Management
Beginner · Course · 1 - 4 Weeks

Skills you'll gain: Plot (Graphics), Data Visualization, Graphing, Matplotlib, Data Visualization Software, Statistical Visualization, Graphical Tools, Data Analysis Software, Data Analysis, Python Programming
★ 4.8 (48) · Beginner · Guided Project · Less Than 2 Hours

Skills you'll gain: Trend Analysis, Data Manipulation, Data Analysis, SAS (Software), Exploratory Data Analysis, Data Transformation, Analysis, Analytics, Data Visualization, Interactive Data Visualization, Data Visualization Software, Data Presentation, Business Reporting, Statistical Visualization, Business, Report Writing, Graphing, Statistical Programming
★ 4.8 (363) · Mixed · Course · 1 - 4 Weeks

Schneider Electric
Skills you'll gain: Data Centers, Sustainable Technologies, Internet Of Things, AI Enablement, Climate Change Mitigation, Electrical Power, Information Technology, Manufacturing Operations, Manufacturing Processes, Data Infrastructure, Electric Power Systems, Digital Transformation, Transportation Operations, AI Integrations, Automation, Artificial Intelligence
Beginner · Course · 1 - 3 Months

Skills you'll gain: Performance Measurement, Data Storytelling, Business Intelligence Software, Interactive Data Visualization, Data Presentation, Analytics, Business Reporting, Excel Formulas, Dataflow, Anomaly Detection, Machine Learning
★ 4.2 (11) · Intermediate · Course · 1 - 4 Weeks
Skills you'll gain: Data Visualization Software, Process Development, Tableau Software, Financial Modeling, Data Presentation, Dashboard Creation, Business Process, Peer Review, Presentations, Property Management, Data Analysis, MySQL, Revenue Management, Financial Data, Risk Analysis, Property and Real Estate, Real Estate, Financial Analysis, Microsoft Excel, SQL
★ 4.7 (245) · Mixed · Course · 1 - 3 Months

Illinois Institute of Technology
Skills you'll gain: Database Design, Database Systems, Statistical Analysis, Time Series Analysis and Forecasting, Relational Databases, Database Software, Databases, Database Application, Database Management, Database Theory, Data Analysis, NoSQL, Database Management Systems, Database Development, Machine Learning Algorithms, Recurrent Neural Networks (RNNs), Bayesian Statistics, Statistical Inference, Technical Communication, Model Evaluation
Degree · 1 - 4 Years