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.

Wesleyan University
Skills you'll gain: Statistical Hypothesis Testing, Statistical Analysis, Statistical Software, Correlation Analysis, Statistical Programming, Data Analysis Software, SAS (Software), Data Analysis, Statistical Methods, Quantitative Research, Data Manipulation, Probability & Statistics, Statistical Modeling, Analytical Skills, Data Management, Statistical Inference
★ 4.5 (416) · Mixed · Course · 1 - 4 Weeks

Microsoft
Skills you'll gain: Data Storytelling, Data Presentation, Power BI, Data Visualization Software, Data Visualization, Data-Driven Decision-Making, Scatter Plots, Software Installation
★ 4.7 (106) · Beginner · Course · 1 - 4 Weeks

Skills you'll gain: Jupyter, R (Software), R Programming, GitHub, Software Development Tools, Data Visualization Software, Data Science, Statistical Programming, Cloud Hosting, Cloud Computing, Git (Version Control System), Application Programming Interface (API), Other Programming Languages, Development Environment, Query Languages, Python Programming, Machine Learning, Open Source Technology
★ 4.5 (30K) · Beginner · Course · 1 - 3 Months

Skills you'll gain: Data Storytelling, Data Presentation, Dashboard, Data Analysis Expressions (DAX), Power BI, Data Visualization, Key Performance Indicators (KPIs), Data Transformation, Dashboard Creation, Presentations, Data Synthesis, Usability Testing, Microsoft PowerPoint, Star Schema, Data Integration, Business Intelligence Software, Microsoft Excel, Statistical Visualization, Business Intelligence, Data Cleansing
★ 4.6 (1.8K) · Beginner · Specialization · 3 - 6 Months

Ball State University
Skills you'll gain: Rmarkdown, Exploratory Data Analysis, Data Visualization Software, Ggplot2, Interactive Data Visualization, Plot (Graphics), Statistical Visualization, R (Software), R Programming, Data Storytelling, Histogram, Scatter Plots, Graphing, Data Analysis, Analysis, Color Theory
★ 3.6 (9) · Intermediate · Course · 1 - 3 Months

University of Colorado Boulder
Skills you'll gain: Data Mining, Data Warehousing, Data Pipelines, Data Preprocessing, Data Processing, Data Modeling, Data Management, Data Science, Data Cleansing, Model Evaluation, Exploratory Data Analysis
★ 3.8 (119) · Intermediate · Course · 1 - 4 Weeks
University of Illinois Urbana-Champaign
Skills you'll gain: Model Evaluation, Machine Learning Algorithms, Data Visualization, Model Optimization, Scikit Learn (Machine Learning Library), Matplotlib, Data Literacy, Tableau Software, Plot (Graphics), Data Presentation, Interactive Data Visualization, Data Visualization Software, Unsupervised Learning, Exploratory Data Analysis, Pandas (Python Package), Seaborn, Data Preprocessing, Model Training, Machine Learning, Python Programming
★ 4.7 (586) · Intermediate · Specialization · 3 - 6 Months

University of Illinois Urbana-Champaign
Skills you'll gain: Data Mining, Text Mining, Unstructured Data, Data Analysis, Exploratory Data Analysis, Data Visualization, Data Preprocessing, Data Presentation, Data Visualization Software, Model Evaluation, Natural Language Processing, Technical Writing, Algorithms
★ 4.5 (50) · Mixed · Course · 1 - 3 Months

Birla Institute of Technology & Science, Pilani
Skills you'll gain: Feature Engineering, Data Ethics, Exploratory Data Analysis, Analytics, Data Analysis, Machine Learning Algorithms, Data Preprocessing, Unsupervised Learning, Data Cleansing, Data Science, NumPy, Data Manipulation, Data Transformation, Data Structures, Pandas (Python Package), Dimensionality Reduction, Classification Algorithms, Python Programming, Regression Analysis, Data Visualization
Intermediate · Course · 1 - 3 Months

Skills you'll gain: Data Validation, Google Sheets, Spreadsheet Software, Data Analysis, Data Synthesis, Data Manipulation, Analytical Skills, Consolidation, Excel Formulas, Query Languages, Pivot Tables And Charts, Data Quality, SQL, Data Integration, Data Transformation, Database Management, User Feedback
★ 4.6 (12K) · Beginner · Course · 1 - 4 Weeks
Madecraft
Skills you'll gain: Data Literacy, Critical Thinking, Data Quality, Analytical Skills, Data Analysis, Data Pipelines, Statistical Analysis, Data Visualization, Business Intelligence, Machine Learning, Data Ethics, Correlation Analysis, Data Governance, Data Integrity, Organizational Strategy, Business Communication, Cross-Functional Collaboration, Professional Development, SQL, Change Management
Beginner · Course · 1 - 3 Months

Edureka
Skills you'll gain: Power BI, Data Visualization, Data Analysis Expressions (DAX), Matplotlib, Plotly, Data Analysis, Exploratory Data Analysis, Seaborn, SQL, Pandas (Python Package), Probability & Statistics, Regression Analysis, Machine Learning, Statistical Hypothesis Testing, Python Programming, Data Transformation, Feature Engineering, Data Integration, NumPy, Web Scraping
★ 4.6 (54) · Intermediate · Specialization · 3 - 6 Months