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.

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

Skills you'll gain: Dashboard Creation, Dashboard, Web Scraping, SQL, Descriptive Statistics, Data Visualization, Statistical Analysis, Jupyter, Data Presentation, Data Analysis, Probability Distribution, R (Software), Statistics, Data Science, Database Management, Relational Databases, R Programming, Data Import/Export, Python Programming, NumPy
★ 4.6 (75K) · Beginner · Specialization · 3 - 6 Months

Skills you'll gain: Data Storytelling, Seaborn, Data Visualization, Dashboard Creation, Data Presentation, Matplotlib, Interactive Data Visualization, Dashboard, Statistical Visualization, Time Series Analysis and Forecasting, Microsoft Excel, Generative AI, Tableau Software, Data-Driven Decision-Making, Business Intelligence, Data Analysis, Business Analytics, Power BI, Google Sheets, Python Programming
★ 4.6 (691) · Intermediate · Specialization · 1 - 3 Months

University of California San Diego
Skills you'll gain: Model Evaluation, Exploratory Data Analysis, Apache Spark, Classification Algorithms, Big Data, Model Training, Regression Analysis, Data Mining, Applied Machine Learning, Data Preprocessing, Machine Learning Methods, Statistical Analysis, Machine Learning Software, Machine Learning, Data Analysis, Unsupervised Learning, Machine Learning Algorithms, Data Wrangling, Descriptive Statistics, Data Transformation
★ 4.6 (2.5K) · Mixed · Course · 1 - 3 Months

University of Michigan
Skills you'll gain: Histogram, Data Visualization, Data Literacy, Data Collection, Descriptive Statistics, Statistics, Data Analysis, Statistical Visualization, Plot (Graphics), Statistical Reporting, Sampling (Statistics), Research, Data Validation
★ 4.7 (29) · Beginner · Course · 1 - 4 Weeks
Madecraft
Skills you'll gain: Big Data, Regression Analysis, Business Analytics, Data-Driven Decision-Making, Data Strategy, Data Storytelling, Business Intelligence, Dashboard, Data Infrastructure, Strategic Thinking, Data Architecture, Strategic Decision-Making, Business Strategies, Data Warehousing, Data Processing, Data Visualization, Data Analysis Software, Statistical Analysis, R Programming, SPSS
Intermediate · Specialization · 3 - 6 Months

Rice University
Skills you'll gain: File I/O, Data Persistence, Development Environment, Data Access, Data Structures, Data Storage, Python Programming, Program Development, Integrated Development Environments, Scripting Languages, Debugging
★ 4.7 (1.1K) · Beginner · Course · 1 - 4 Weeks

Skills you'll gain: Unstructured Data, Data Engineering, Data Cleansing, Responsible AI, Data Processing, Data Quality, Data Governance, Data Lakes, Text Mining, Data Capture, AI Workflows, Data Architecture, Document Management, Taxonomy, Retrieval-Augmented Generation, Metadata Management, Personally Identifiable Information, Information Architecture, Data Collection, Release Management
Intermediate · Course · 1 - 3 Months

University of Colorado Boulder
Skills you'll gain: Data Visualization, Data Visualization Software, Interactive Data Visualization, Visualization (Computer Graphics), User Centered Design, Data Presentation, Usability, Human Centered Design, Design Research, User Research, Graphic and Visual Design, Usability Testing, Quantitative Research, Design Elements And Principles
★ 4.6 (44) · Intermediate · Course · 1 - 4 Weeks

Johns Hopkins University
Skills you'll gain: Rmarkdown, Shiny (R Package), Ggplot2, Tidyverse (R Package), Data Visualization, Spatial Data Analysis, Statistical Visualization, Dashboard Creation, Scatter Plots, Plot (Graphics), Dashboard, R (Software), Data Import/Export, Interactive Data Visualization, R Programming, Data Visualization Software, Spatial Analysis, Geospatial Information and Technology, Data Science, Data Analysis
★ 4.8 (458) · Beginner · Specialization · 3 - 6 Months

Google Cloud
Skills you'll gain: Data Lakes, Data Governance, Google Cloud Platform, Data Warehousing, Data Infrastructure, Data Architecture, Cloud Storage, Data Management, Advanced Analytics, Big Data, Machine Learning Methods, Data Integration, Analytics, Data Processing, Data Security, Cloud Computing Architecture
★ 4.7 (2.9K) · Intermediate · Course · 1 - 3 Months

Microsoft
Skills you'll gain: Extract, Transform, Load, Data Cleansing, Power BI, Data Transformation, Data Management, Data Quality, Data Preprocessing, Data Wrangling, Data Processing, Data Maintenance, Data Integration, Data Integrity, Data Analysis, Data Storage
★ 5 (24) · Beginner · Course · 1 - 4 Weeks