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.

Meta
Skills you'll gain: Restful API, SQL, React Native, Database Management, Databases, Application Programming Interface (API), API Design, Relational Databases, Data Persistence, Mobile Development, Data Storage Technologies, Data Management, Application Development, Authentications
★ 4.7 (69) · Intermediate · Course · 1 - 3 Months

Johns Hopkins University
Skills you'll gain: Biostatistics, Bioinformatics, Exploratory Data Analysis, Statistical Analysis, Statistical Methods, Statistical Hypothesis Testing, Statistical Modeling, Statistics, R Programming, Probability & Statistics, Data Preprocessing, Data Analysis, Statistical Inference, Regression Analysis, Data Pipelines, Logistic Regression, Analysis
★ 4.2 (383) · Mixed · Course · 1 - 4 Weeks

Microsoft
Skills you'll gain: Data Loss Prevention, Data Governance, Compliance Management, Compliance Auditing, Compliance Reporting, Microsoft 365, Technical Communication, Payment Card Industry (PCI) Data Security Standards, Regulation and Legal Compliance, Data Security, Governance, Data Sharing, Investigation, Data Access, Technical Documentation, Microsoft Copilot, Security Controls, Management Reporting, Workflow Management, Audit Working Papers
Intermediate · Course · 1 - 3 Months

University of Colorado Boulder
Skills you'll gain: Probability, Statistical Hypothesis Testing, Statistical Inference, Probability & Statistics, Statistical Methods, Probability Distribution, Statistics, Bayesian Statistics, Statistical Analysis, Sampling (Statistics), Applied Mathematics, Data Ethics, Data Analysis, Correlation Analysis, Data Science, Sample Size Determination, Data Collection
★ 4.4 (366) · Intermediate · Specialization · 3 - 6 Months

Yonsei University
Skills you'll gain: Spatial Data Analysis, Spatial Analysis, Geospatial Information and Technology, Geographic Information Systems, Geospatial Mapping, GIS Software, Database Management Systems, Big Data, Database Systems, Apache Hadoop, Data Modeling, PostgreSQL, Network Analysis
★ 4.5 (532) · Intermediate · Course · 1 - 3 Months

Coursera
Skills you'll gain: Plotly, Exploratory Data Analysis, Scatter Plots, Plot (Graphics), Data Visualization, Data Visualization Software, Interactive Data Visualization, Data Analysis, Python Programming
★ 4 (51) · Intermediate · Guided Project · Less Than 2 Hours

Johns Hopkins University
Skills you'll gain: Shiny (R Package), Rmarkdown, Model Evaluation, Regression Analysis, Leaflet (Software), Exploratory Data Analysis, Statistical Inference, Predictive Modeling, Statistical Hypothesis Testing, Machine Learning Algorithms, Plotly, Interactive Data Visualization, Probability & Statistics, Data Presentation, Data Visualization, Statistical Analysis, Statistical Modeling, R Programming, Machine Learning, GitHub
★ 4.4 (7.2K) · Intermediate · Specialization · 3 - 6 Months

SkillsBooster Academy
Skills you'll gain: Business Analysis, Data Analysis, Presentations, Data Visualization, Microsoft PowerPoint, Data Presentation, Google Sheets, Anthropic Claude, Microsoft Excel, Business Research, Generative AI, Microsoft Copilot, Business Reporting, ChatGPT, Performance Reporting, Data Cleansing, Google Workspace, Stakeholder Communications, Financial Reporting, Visual Design
★ 4.9 (17) · Beginner · Specialization · 3 - 6 Months

Johns Hopkins University
Skills you'll gain: Data Quality, Data Presentation, Data Management, Technical Communication, Data Analysis, Statistical Methods, Analytical Skills, Data-Driven Decision-Making, Data Science, Statistical Machine Learning, Statistical Inference, Statistics, A/B Testing, Statistical Modeling
★ 4.5 (2.4K) · Mixed · Course · 1 - 4 Weeks
Skills you'll gain: Extract, Transform, Load, Data Analysis, Model Training, Data Preprocessing, Jupyter, Data Visualization, Unsupervised Learning, Applied Machine Learning, Statistical Analysis, Model Evaluation, Exploratory Data Analysis, Statistical Visualization, Machine Learning, Machine Learning Methods, Statistical Methods, Data Cleansing, Project Scoping, Business Priorities, Business Analysis, Data Manipulation
★ 4.7 (85) · Intermediate · Professional Certificate · 3 - 6 Months

University of California, Davis
Skills you'll gain: Data Integration, Data Validation, Data Quality, Data Cleansing, Data Modeling, Data Transformation, Health Systems, Data Warehousing, Star Schema, Data Analysis, Analytics, Interoperability, Relational Databases
★ 4.5 (58) · Intermediate · Course · 1 - 4 Weeks

Edureka
Skills you'll gain: PySpark, Model Optimization, Data Pipelines, Dashboard Creation, Dashboard, Interactive Data Visualization, Model Training, Data Processing, Data Storage Technologies, Data Architecture, Natural Language Processing, Data Storage, Data Wrangling, Data Integration, Data Transformation, Machine Learning, Deep Learning
★ 2.7 (11) · Intermediate · Specialization · 3 - 6 Months