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.

Corporate Finance Institute
Skills you'll gain: Feature Engineering, Data Science, Data Analysis, Business Analytics, Data Literacy, Predictive Analytics, Data-Driven Decision-Making, Regression Analysis, Data Modeling, Classification And Regression Tree (CART), Statistical Analysis, Business Intelligence, Data Storytelling, Machine Learning, Supervised Learning, Data Cleansing, Exploratory Data Analysis
Beginner · Course · 1 - 3 Months

Imperial College London
Skills you'll gain: Linear Algebra, Dimensionality Reduction, NumPy, Regression Analysis, Calculus, Applied Mathematics, Probability & Statistics, Machine Learning Algorithms, Jupyter, Data Science, Advanced Mathematics, Statistics, Statistical Analysis, Artificial Neural Networks, Algorithms, Data Manipulation, Python Programming, Machine Learning, Derivatives
Beginner · Specialization · 3 - 6 Months

Skills you'll gain: Dashboard, Interactive Data Visualization, Data Presentation, Tableau Software, Data Visualization Software, Data Analysis Software, Digital Publishing, Key Performance Indicators (KPIs), Data Import/Export
Intermediate · Guided Project · Less Than 2 Hours

Skills you'll gain: Regression Analysis, Data Science, Machine Learning Methods, R Programming, Statistical Inference, Applied Machine Learning, Machine Learning, Statistical Methods, Advanced Analytics, Data Analysis, Predictive Modeling
Beginner · Guided Project · Less Than 2 Hours

Skills you'll gain: Data Visualization, Data-Driven Decision-Making, Data Visualization Software, Data Literacy, Interactive Data Visualization, Business Intelligence, Data Storytelling, Data Presentation, Dashboard
Beginner · Course · 1 - 4 Weeks

Coursera
Skills you'll gain: Java, Data Structures, Java Programming, Data Access, Data Cleansing
Intermediate · Guided Project · Less Than 2 Hours

Skills you'll gain: Business Intelligence, Excel Macros, Pandas (Python Package), Prompt Engineering, Forecasting, Data Storytelling, Time Series Analysis and Forecasting, Regression Analysis, Data Quality, ChatGPT, Microsoft Excel, Data Ethics, Generative AI, Data Analysis, Report Writing, Interactive Data Visualization, Data Modeling, Exploratory Data Analysis, Data Visualization, Statistical Analysis
Intermediate · Specialization · 3 - 6 Months

Skills you'll gain: Plot (Graphics), Data Visualization, Graphing, Matplotlib, Data Visualization Software, Graphical Tools, Histogram, Data Analysis, Python Programming
Beginner · Guided Project · Less Than 2 Hours

University of London
Skills you'll gain: C++ (Programming Language), Object Oriented Programming (OOP), C and C++, Object Oriented Design, Programming Principles, Data Structures, Data Modeling, Data Management
Build toward a degree
Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: Apache Hive, Big Data, JSON, Case Studies, Apache Hadoop, People Analytics, Policty Analysis, Research, and Development, Analytics, Data Analysis, Social Sciences, Data-Driven Decision-Making, Data Processing, Business Analytics, Data Manipulation, Data Transformation, Query Languages
Mixed · Course · 1 - 4 Weeks

Skills you'll gain: Data Ethics, Generative AI, Microsoft Copilot, Data Quality, Responsible AI, Data Cleansing, Data Processing, Data Synthesis, Data Transformation, Data Integrity, Feature Engineering, Data Validation, Personally Identifiable Information, Data Analysis
Intermediate · Course · 1 - 3 Months

Coursera
Skills you'll gain: Generative AI, Responsible AI, Financial Data, Complex Problem Solving, AI Product Strategy, Microsoft Copilot, ChatGPT, Data-Driven Decision-Making, Data Analysis, Financial Modeling, Financial Analysis, Ethical Standards And Conduct, Data Visualization Software
Beginner · Course · 1 - 4 Weeks