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.

Skills you'll gain: Ggplot2, Data Visualization Software, Data Visualization, Statistical Visualization, Rmarkdown, Shiny (R Package), Plot (Graphics), Dashboard Creation, Dashboard, Leaflet (Software), Interactive Data Visualization, Data Presentation, R (Software), R Programming, Scatter Plots, Graphing, Box Plots, Geospatial Information and Technology, Data Science, Data Analysis
★ 4.6 (274) · Beginner · 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

Northeastern University
Skills you'll gain: Information Privacy, Personally Identifiable Information, Data Ethics, Law, Regulation, and Compliance, Data Security, Journalism, Regulation and Legal Compliance, Emerging Technologies, Internet Of Things, Algorithms, Artificial Intelligence
★ 4.8 (723) · Beginner · Course · 1 - 4 Weeks

University of Colorado System
Skills you'll gain: Database Design, Decision Support Systems, Dashboard, Data Warehousing, Business Intelligence, Database Development, Relational Databases, Performance Measurement, Data Modeling, Business Intelligence Software, Database Software, Database Management Systems, Operational Performance Management, Database Management, SQL, Star Schema, Data Governance, Data Integration, Dashboard Creation, Data Visualization
★ 4.5 (4.1K) · Advanced · Specialization · 3 - 6 Months
Duke University
Skills you'll gain: Data Ethics, Exploratory Data Analysis, Data-Driven Decision-Making, Logistic Regression, Statistical Modeling, R (Software), Web Scraping, Ggplot2, Model Evaluation, Statistical Reporting, Data Visualization Software, Predictive Modeling, Tidyverse (R Package), Data Visualization, Responsible AI, Data Transformation, R Programming, Data Science, Data Wrangling, Version Control
★ 4.8 (47) · Beginner · Specialization · 1 - 3 Months

University of Washington
Skills you'll gain: Text Mining, Social Media Analytics, Unstructured Data, Quantitative Research, Data Visualization, Statistical Analysis, Data Presentation, Data Analysis, Correlation Analysis, Application Programming Interface (API), R Programming, Regression Analysis, Data Collection, Python Programming
★ 4.1 (299) · Intermediate · Course · 1 - 4 Weeks

Tableau Learning Partner
Skills you'll gain: Data Visualization, Data Visualization Software, Interactive Data Visualization, Tableau Software, Data Presentation, Tree Maps, Heat Maps, Geospatial Mapping, Spatial Data Analysis, Geospatial Information and Technology, Data Manipulation, Data Mapping, Business Analytics, Data Analysis
★ 4.7 (150) · Beginner · Course · 1 - 3 Months

University of Illinois Urbana-Champaign
Skills you'll gain: Data Visualization, Plot (Graphics), Interactive Data Visualization, Data Presentation, Infographics, Data Visualization Software, Data Wrangling, Data Storytelling, Plotly, Matplotlib, Journalism, Graphing, Graphic and Visual Design, Color Theory, Visual Storytelling, Data Manipulation, Data Transformation, Design Elements And Principles, Data Analysis, Statistical Analysis
★ 4.5 (69) · Beginner · Course · 1 - 3 Months
Madecraft
Skills you'll gain: Professional Networking, Statistical Reporting, Data Validation, Technical Communication, Data Cleansing, Data Science, Data Quality, Data Maintenance, Interviewing Skills, Data Ethics, Data Collection, Sampling (Statistics), Data Analysis, Data Analysis Software, Data Wrangling, Blogs, Data Presentation, Jupyter, Pandas (Python Package), Python Programming
Beginner · Specialization · 3 - 6 Months

DeepLearning.AI
Skills you'll gain: Pandas (Python Package), Data Visualization, Time Series Analysis and Forecasting, Matplotlib, Plot (Graphics), Statistical Visualization, Statistical Inference, Statistical Analysis, Seaborn, Analytics, Exploratory Data Analysis, Descriptive Statistics, Statistical Modeling, Data Manipulation, Programming Principles, Python Programming, Regression Analysis
★ 4.6 (26) · Beginner · Course · 1 - 3 Months

MathWorks
Skills you'll gain: Datamaps, Data Science, Spatial Data Analysis, Data Processing, Data Preprocessing, Machine Learning, Geographic Information Systems, Data Visualization, Data Analysis, Data Integration, Amazon Web Services, Cloud Computing, Matlab, Model Training, Data Cleansing, Regression Analysis, Classification Algorithms
★ 4.9 (14) · Beginner · Course · 1 - 4 Weeks

University of California, Irvine
Skills you'll gain: Analytical Skills, Data Ethics, Data Mining, Data Science, Business Analytics, Big Data, Analytics, Descriptive Analytics, Data Analysis Software, Predictive Analytics, Small Data
★ 4.2 (158) · Intermediate · Course · 1 - 4 Weeks