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.
Duke University
Skills you'll gain: Predictive Modeling, Predictive Analytics, Microsoft Excel, Excel Formulas, Classification Algorithms, Data-Driven Decision-Making, Business Analytics, Financial Forecasting, Data Analysis, Model Evaluation, Business Risk Management, Data Literacy
★ 4.2 (4K) · Beginner · Course · 1 - 3 Months

MathWorks
Skills you'll gain: Plot (Graphics), Data Visualization, Scientific Visualization, Statistical Visualization, Data Presentation, Interactive Data Visualization, Data Import/Export, Technical Communication, Data Analysis, Exploratory Data Analysis, Data Visualization Software, Data Literacy, Statistical Reporting, Statistical Methods, Data Science, Data Processing, Data Cleansing, Data Wrangling, Matlab, Statistical Analysis
★ 4.8 (821) · Beginner · Course · 1 - 3 Months

Rice University
Skills you'll gain: Data Processing, Data Manipulation, Data Dictionary, Data Wrangling, File I/O, Data Structures, Scripting, Data Import/Export, Scripting Languages, Data Analysis, Python Programming, Data Mapping, Data Storage, Data Management
★ 4.7 (894) · Beginner · Course · 1 - 4 Weeks

University of California, Davis
Skills you'll gain: Data Governance, SQL, Data Quality, Data Management, Data Manipulation, Database Design, Data Transformation, Data Wrangling, Query Languages, Data Modeling, Database Systems, Data Literacy, Relational Databases, Data Processing, Data Analysis, Descriptive Statistics
★ 4.2 (31) · Beginner · Course · 1 - 4 Weeks

Universidad Nacional Autónoma de México
Skills you'll gain: Data Mining, Database Design, Scalability, Database Systems, Relational Databases, Unstructured Data, Transaction Processing, Database Architecture and Administration, Systems Design, Database Software, Big Data, Database Development, Data Architecture, NoSQL, Data Processing, Maintainability, Apache Hadoop
★ 4.3 (40) · Intermediate · Course · 1 - 4 Weeks

Johns Hopkins University
Skills you'll gain: Ggplot2, Plot (Graphics), Data Visualization Software, Data Visualization, Visualization (Computer Graphics), Interactive Data Visualization, Scatter Plots, Statistical Visualization, Histogram, Graphic and Visual Design, R Programming, Graphical Tools, R (Software), Data Mapping, Geospatial Information and Technology, Geospatial Mapping, Geographic Information Systems
★ 3.9 (158) · Intermediate · Course · 1 - 3 Months

Skills you'll gain: Data Structures, Algorithms, Python Programming, Computer Programming, Geometry, Data Manipulation, Data Management, Data Analysis, Applied Mathematics
Intermediate · Course · 1 - 3 Months

Skills you'll gain: Data Structures, Algorithms, Software Visualization, Pseudocode, Computational Thinking, Theoretical Computer Science, Computer Science, Technical Communication, Graph Theory, Communication
★ 4.6 (804) · Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: Data Visualization, Interactive Data Visualization, Data Presentation, Dashboard, Data Storytelling, Dashboard Creation, Data Visualization Software, Microsoft Excel, Spreadsheet Software, Graphing, Pivot Tables And Charts, Data Modeling, Database Development, Databases, Business Analysis Tools, Data Analysis, Simulation and Simulation Software, Data Analysis Software
★ 4.8 (3K) · Beginner · Course · 1 - 4 Weeks

Rice University
Skills you'll gain: Data Visualization Software, Plot (Graphics), Package and Software Management, Python Programming, Data Cleansing, Data Mapping, Code Reusability, Software Installation, Data Processing, Data Integration, Data Import/Export, Program Development, Data Structures, Software Documentation
★ 4.6 (549) · Beginner · Course · 1 - 4 Weeks

Skills you'll gain: Tableau Software, Business Intelligence, Data Storytelling, Business Analytics, Data Modeling, Data Visualization Software, Dashboard, Interactive Data Visualization, Data Visualization, Dashboard Creation, Data-Driven Decision-Making, Data Analysis, Data Wrangling, Data Cleansing, Data Preprocessing, Data Transformation, Extract, Transform, Load, Data Integration, Exploratory Data Analysis, Correlation Analysis
Beginner · Course · 1 - 4 Weeks

University of Colorado Boulder
Skills you'll gain: Database Design, SQL, Database Management Systems, NoSQL, Relational Databases, Data Warehousing, Database Theory, Database Systems, Database Architecture and Administration, Databases, Database Software, Database Administration, Data Store, Database Management, Data Modeling, Query Languages, Big Data, Data Architecture, Database Development, Database Application
★ 4.7 (1.5K) · Beginner · Specialization · 3 - 6 Months