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.

University of California, Davis
Skills you'll gain: Data Governance, Data Quality, Data Integration, Data Dictionary, Data Validation, Health Informatics, Data Maintenance, Data Cleansing, Data Modeling, Extract, Transform, Load, Data Synthesis, Analytical Skills, Health Systems, Fraud detection, Data Management, Metadata Management, Health Care, Clinical Data Management, Data Mapping, Healthcare Industry Knowledge
★ 4.5 (320) · Intermediate · Specialization · 3 - 6 Months
University of Illinois Urbana-Champaign
Skills you'll gain: Matplotlib, Plot (Graphics), Pandas (Python Package), Seaborn, SQL, Data Visualization, Data Preprocessing, Jupyter, Data Manipulation, NumPy, Data-Driven Decision-Making, Regression Analysis, Accounting, Applied Machine Learning, Database Management, Query Languages, Analytics, Relational Databases, Python Programming, Data Structures
★ 4.4 (118) · Intermediate · Course · 1 - 3 Months
University of Illinois Urbana-Champaign
Skills you'll gain: Data Governance, Accounting, Data Management, Internal Controls, Internal Auditing, Auditing, General Accounting, Financial Auditing, Fraud detection, Data Quality, Data Integrity, Loss Prevention, Data Visualization, Data Manipulation, Pandas (Python Package), Data Analysis, Analytics, GitHub, Python Programming, Natural Language Processing
★ 4.6 (86) · Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: Pivot Tables And Charts, Dashboard, Dashboard Creation, Microsoft Excel, Financial Modeling, Excel Macros, Data Presentation, Interactive Data Visualization, Data Import/Export, Data Visualization, Spreadsheet Software, Data Modeling, Forecasting, Workflow Management, Statistical Methods, Excel Formulas, Simulation and Simulation Software, Data Storytelling, Finance, Data Analysis
★ 4.5 (20) · Beginner · Specialization · 3 - 6 Months

Coursera
Skills you'll gain: SQL, Data Warehousing, Ad Hoc Analysis, Business Intelligence, Databases, Data Maintenance, Database Management, Data Analysis, Relational Databases, Ad Hoc Reporting, Business Analytics, Star Schema, Query Languages, Operational Databases, Data Quality, Data Access, Data Manipulation, Business Logic, Business Metrics
Beginner · Course · 1 - 4 Weeks

Skills you'll gain: Pandas (Python Package), Text Mining, Data Manipulation, Data Cleansing, Data Processing, Data Integration, Data Wrangling, Data Analysis, Data Transformation, Data Preprocessing
★ 4.7 (14) · Intermediate · Course · 1 - 3 Months

Skills you'll gain: Extract, Transform, Load, Data Integration, Data Cleansing, File I/O, Data Pipelines, Data Quality, Database Management, Data Transformation, Data Integrity, File Management, Data Import/Export, JSON, Extensible Markup Language (XML), Software Installation, Debugging
Intermediate · Course · 1 - 4 Weeks

University of California, Davis
Skills you'll gain: Spatial Analysis, ArcGIS, Geospatial Information and Technology, Geographic Information Systems, Geospatial Mapping, GIS Software, Data Quality, Data Mapping, Data Modeling, Database Design, Data Storage Technologies, Data Management, Data Literacy, Data Storage, Data Sharing, Data Manipulation, Data Capture, Interactive Data Visualization, Query Languages, Analytics
★ 4.8 (2.1K) · Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: Exploratory Data Analysis, Box Plots, Plot (Graphics), Data Visualization, Ggplot2, Data Visualization Software, Statistical Visualization, Scatter Plots, Histogram, Data Analysis, Graphing, Python Programming
★ 4.6 (16) · Intermediate · Guided Project · Less Than 2 Hours

Johns Hopkins University
Skills you'll gain: Medical Privacy, Health Insurance Portability And Accountability Act (HIPAA) Compliance, Data Management, Data Entry, Data Integrity, Health Information Management, Health Information Management and Medical Records, Data Quality, Health Informatics, Electronic Medical Record System, Medical Records, Data Governance, Electronic Medical Record, Health Care, Personally Identifiable Information, Clinical Documentation, Health Technology, Clinical Informatics, Data Security, Information Privacy
★ 4.5 (50) · Beginner · Course · 1 - 4 Weeks

Skills you'll gain: Data Lakes, Data Warehousing, Data Pipelines, Cloud Engineering, Cloud Storage, Google Cloud Platform, Data Storage, SQL
Intermediate · Course · 1 - 3 Months

Skills you'll gain: Pandas (Python Package), Pivot Tables And Charts, Data Manipulation, Data Import/Export, NumPy, Business Reporting, Data Wrangling, Jupyter, Data Visualization, Microsoft Excel, Plot (Graphics), Data Transformation, Data Analysis Software, Data Analysis, Data Cleansing, Data Preprocessing, Analytics, Business Analytics, Data Processing, Python Programming
★ 4.8 (30) · Beginner · Specialization · 1 - 3 Months