Data wrangling courses can help you learn data cleaning, transformation techniques, and data integration methods. You can build skills in handling missing values, reshaping datasets, and merging data from multiple sources. Many courses introduce tools such as Python libraries like Pandas and NumPy, as well as SQL for database management, showing how these skills streamline data preparation for analysis and visualization.

Howard University
Skills you'll gain: Data Wrangling, Linear Algebra, Regression Analysis, Data Manipulation, Predictive Modeling, Dimensionality Reduction, Data Science, Data Visualization, Plot (Graphics), Mathematical Modeling, Scientific Visualization, Data Preprocessing, NumPy, Predictive Analytics, Statistical Modeling, Mathematical Software, Statistical Methods, Applied Mathematics, Algebra, Python Programming
★ 4.3 (33) · Beginner · Specialization · 3 - 6 Months

University of Alaska Fairbanks
Skills you'll gain: Requirements Analysis, Geospatial Information and Technology, Image Analysis, Spatial Analysis, Image Quality, Data Quality, 3D Modeling
Intermediate · Course · 1 - 3 Months

Fred Hutchinson Cancer Center
Skills you'll gain: Data Ethics, Data Sharing, Personally Identifiable Information, Clinical Research Ethics, Medical Privacy, Data Management, Healthcare Ethics, Clinical Research, Data Security, Information Privacy, Health Information Management, Encryption
Beginner · Course · 1 - 4 Weeks

University of Geneva
Skills you'll gain: Data-oriented programming, Memory Management, Object Oriented Design, System Programming, Microarchitecture, Performance Testing, Hardware Architecture, Data Access
★ 4.4 (7) · Intermediate · Course · 1 - 3 Months

Skills you'll gain: Reconciliation, Financial Data, Data Cleansing, Financial Reporting, Financial Analysis, Variance Analysis, General Ledger, Financial Acumen, Data Analysis, Ledgers (Accounting), Pivot Tables And Charts, Spreadsheet Software, Data Validation, Profit and Loss (P&L) Management, Management Reporting, Gross Profit, Enterprise Resource Planning
Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: Data Storytelling, Data Visualization Software, Dashboard Creation, Dashboard, Data Analysis, Advanced Analytics, Interactive Data Visualization, Data Manipulation, Data Presentation, Data Transformation, Data Sharing, Embeddings
★ 4.9 (18) · Advanced · Course · 1 - 4 Weeks

Logical Operations
Skills you'll gain: Data Storytelling, Data Analysis Expressions (DAX), Excel Formulas, Data Transformation, Interactive Data Visualization, Data Presentation, Microsoft Excel, Datamaps, Data Visualization, Dashboard Creation, Sampling (Statistics), Dashboard, Pivot Tables And Charts, Data Analysis, Statistical Analysis, Data Cleansing, Microsoft Office, Geospatial Mapping, Microsoft 365, Productivity Software
★ 3.9 (16) · Intermediate · Specialization · 3 - 6 Months

Skills you'll gain: Oracle Databases, Oracle SQL Developer, Performance Tuning, Database Management, Data Maintenance, Database Architecture and Administration, Database Administration, Data Migration, Relational Databases, Database Design, Patch Management, Data Integrity, Data Import/Export, User Accounts, User Provisioning, Disaster Recovery, Transaction Processing
Mixed · Course · 1 - 4 Weeks

Skills you'll gain: Trend Analysis, Data Manipulation, Data Analysis, SAS (Software), Exploratory Data Analysis, Data Transformation, Analytics, Data Visualization, Interactive Data Visualization, Data Visualization Software, Data Presentation, Business Reporting, Statistical Visualization, Business, Statistical Programming
★ 4.8 (365) · Mixed · Course · 1 - 4 Weeks
Skills you'll gain: Crisis Management, Business Ethics, Corporate Communications, Communication Planning, Data Ethics, Media Relations, Communication Strategies, Public Relations, Strategic Communication, Media and Communications, Stakeholder Communications, Public Affairs, Ethical Standards And Conduct, Workplace inclusivity, Communication, Internal Communications, Diversity Equity and Inclusion Initiatives, Leadership and Management, Business Strategy, Marketing
★ 4.4 (100) · Beginner · Course · 1 - 3 Months

Skills you'll gain: Rmarkdown, Plot (Graphics), Statistical Visualization, Data Presentation, Box Plots, Scatter Plots, Data Visualization, Interactive Data Visualization, Dashboard Creation, Histogram, Descriptive Statistics, Data Visualization Software, R (Software), R Programming, Integrated Development Environments, Data Science
Beginner · Course · 1 - 3 Months

University of Colorado Boulder
Skills you'll gain: Data Structures, Data Access, Python Programming, Data Management
Beginner · Course · 1 - 3 Months