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 Amsterdam
Skills you'll gain: Lean Six Sigma, Data Visualization, Statistical Hypothesis Testing, Minitab, Statistical Visualization, Six Sigma Methodology, Regression Analysis, Probability Distribution, Statistical Methods, Descriptive Statistics, Data Analysis, Histogram, Lean Methodologies, Statistical Analysis, Statistical Software, Statistical Modeling, Probability & Statistics, Data-Driven Decision-Making, Analytics, Statistics
★ 4.8 (3.5K) · Beginner · Course · 1 - 3 Months

Skills you'll gain: Databricks, Data Lakes, Data Pipelines, Data Integration, JSON, Dashboard, SQL, Data Manipulation, Apache Spark, Dashboard Creation, Big Data, Data Management, Data Transformation, Data Architecture, Version Control
★ 4.1 (32) · Intermediate · Guided Project · Less Than 2 Hours
University of Michigan
Skills you'll gain: R (Software), Model Evaluation, Statistical Modeling, Statistics, Data Visualization, Data Analysis, Sampling (Statistics), Data Wrangling, Data Manipulation, Predictive Modeling, Correlation Analysis, Histogram, Biostatistics, Statistical Reporting, Statistical Analysis, Statistical Hypothesis Testing, Scripting, Statistical Software, Package and Software Management, Scripting Languages
★ 4.9 (15) · Beginner · Specialization · 1 - 3 Months

Illinois Tech
Skills you'll gain: Machine Learning Algorithms, Model Evaluation, Statistical Analysis, Data Visualization, Data Analysis, Exploratory Data Analysis, Statistical Methods, Data Presentation, Analysis, Probability & Statistics, Data Cleansing, Applied Machine Learning, Analytics, Machine Learning, Data Preprocessing, Data Processing, Model Training, Correlation Analysis, Decision Tree Learning, Logistic Regression
★ 4.4 (7) · Intermediate · Course · 1 - 3 Months

Macquarie University
Skills you'll gain: Data Storytelling, Data Presentation, Dashboard, Dashboard Creation, Interactive Data Visualization, Data Visualization, Microsoft Excel, Excel Macros, Data Visualization Software, Pivot Tables And Charts, Statistical Visualization, Infographics, Tree Maps, Spreadsheet Software, Excel Formulas, Graphing, Data Analysis, Trend Analysis
★ 4.9 (1.3K) · Intermediate · Course · 1 - 3 Months

Eindhoven University of Technology
Skills you'll gain: Business Process Improvement, Process Analysis, Process Improvement, Business Process Management, Data Mining, Process Design, Business Process Modeling, Process Modeling, Operational Analysis, Performance Analysis, Real Time Data, Data-Driven Decision-Making, Data Science, Predictive Modeling, Verification And Validation, Model Evaluation
★ 4.7 (1.3K) · Intermediate · Course · 1 - 3 Months

Skills you'll gain: Exploratory Data Analysis, Data Visualization, Data Literacy, Data Presentation, Data Storytelling, Data Analysis, Data Cleansing, Data Preprocessing, Data Wrangling, Analysis, Correlation Analysis
★ 4.9 (9) · Beginner · Course · 1 - 4 Weeks

Skills you'll gain: Dashboard, Conversion Funnel Analysis, Data Preprocessing, Apache Airflow, Star Schema, Data Storytelling, Extract, Transform, Load, Data Transformation, SQL, Data Pipelines, JSON, Apache Kafka, Data Warehousing, Data Modeling, Pandas (Python Package), Business Intelligence, Data Validation, Data Quality, Performance Improvement, Python Programming
Intermediate · Specialization · 3 - 6 Months

Coursera
Skills you'll gain: Data-Driven Decision-Making, Microsoft Excel, Data Storytelling, Excel Formulas, Data Analysis, Data Presentation, Customer Analysis, Spreadsheet Software, Descriptive Analytics, Statistical Analysis, Business Reporting, Performance Analysis, Descriptive Statistics, Google Sheets, Report Writing
Beginner · Course · 1 - 4 Weeks

AI CERTs
Skills you'll gain: Anomaly Detection, Forecasting, Business Intelligence, Business Reporting, Operational Analysis, Operational Efficiency, Business Analytics, Data Preprocessing, Predictive Analytics, Financial Forecasting, Information Privacy, Data Collection
Intermediate · Course · 1 - 3 Months

Cloudera
Skills you'll gain: SQL, Apache Hive, Big Data, MySQL, Query Languages, Databases, Database Management, Analytics, PostgreSQL, Data Manipulation, Data Integration, Data Analysis, Data Processing, Virtual Machines
★ 4.8 (531) · Beginner · Course · 1 - 3 Months

Illinois Tech
Skills you'll gain: NoSQL, Machine Learning Algorithms, Big Data, Model Evaluation, Recurrent Neural Networks (RNNs), Apache Hadoop, Deep Learning, Statistical Analysis, Data Visualization, Data Analysis, Exploratory Data Analysis, Apache Spark, Statistical Methods, Data Presentation, Generative AI, Convolutional Neural Networks, Transfer Learning, Analysis, Data Infrastructure, Machine Learning
★ 4.4 (44) · Intermediate · Specialization · 3 - 6 Months