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.

Northeastern University
Skills you'll gain: Exploratory Data Analysis, Time Series Analysis and Forecasting, Probability Distribution, Pandas (Python Package), Data Analysis, Data Wrangling, Analytics, Probability & Statistics, Unsupervised Learning, Text Mining, Data Manipulation, Computational Thinking, Statistical Methods, Data Processing, Statistical Analysis, Data Preprocessing, Data Transformation, Data Structures, Data Cleansing, Programming Principles
Mixed · Course · 1 - 4 Weeks

Johns Hopkins University
Skills you'll gain: Ggplot2, Scatter Plots, Plot (Graphics), Data Visualization Software, Statistical Visualization, Heat Maps, R Programming, Data Wrangling, Tidyverse (R Package), Graphics Software
★ 4.9 (132) · Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: Seaborn, Plot (Graphics), Matplotlib, Data Visualization, Scatter Plots, Statistical Visualization, Data Presentation, Box Plots, Exploratory Data Analysis, Data Visualization Software, Descriptive Statistics, Data Storytelling, Statistical Methods, Data-Driven Decision-Making, Statistical Modeling, Statistical Analysis, Python Programming, Color Theory
★ 4.4 (22) · Beginner · Specialization · 1 - 3 Months

Università di Napoli Federico II
Skills you'll gain: Unsupervised Learning, Supervised Learning, Object Oriented Programming (OOP), PyTorch (Machine Learning Library), R Programming, Convolutional Neural Networks, NumPy, R (Software), Image Analysis, Pandas (Python Package), Matplotlib, Artificial Neural Networks, Python Programming, Deep Learning, Computer Programming, Machine Learning Methods, Scripting Languages, Statistical Machine Learning, Scripting, Programming Principles
★ 4.2 (55) · Intermediate · Specialization · 1 - 3 Months

Northeastern University
Skills you'll gain: Exploratory Data Analysis, Data Wrangling, Data Structures, Time Series Analysis and Forecasting, Unsupervised Learning, Data Analysis, Data Manipulation, Machine Learning Algorithms, Computational Thinking, Descriptive Statistics, Data Processing, Data Preprocessing, Data Cleansing, Programming Principles, Data Visualization, Python Programming, Algorithms, Model Evaluation
Beginner · Course · 1 - 3 Months

Northeastern University
Skills you'll gain: Time Series Analysis and Forecasting, Correlation Analysis, Probability & Statistics, Text Mining, Statistical Analysis, Probability Distribution, Data Analysis, Network Analysis, Statistical Methods, Feature Engineering, Probability, Data Mining, Data Structures, Statistics, Descriptive Statistics, Unstructured Data, Data Processing, Data Cleansing, Network Model, Data Preprocessing
Beginner · Course · 1 - 3 Months

Skills you'll gain: Plot (Graphics), Scripting, Scientific Visualization, Graphing, Scripting Languages, Data Visualization Software, Scalability, Code Reusability, Text Mining, Statistical Analysis, Time Series Analysis and Forecasting, Matlab, Mathematical Software, File I/O, Software Installation, Numerical Analysis, Mathematical Modeling, Predictive Modeling, Python Programming, Data Analysis
Beginner · Specialization · 1 - 3 Months

Skills you'll gain: Rmarkdown, Plot (Graphics), Box Plots, Descriptive Statistics, Scatter Plots, Histogram, Scientific Visualization, Jupyter, Matplotlib, Statistical Visualization, Data Manipulation, R (Software), Statistical Hypothesis Testing, Regression Analysis, Correlation Analysis, Data Visualization, Statistical Methods, Data Analysis, R Programming, Python Programming
★ 3.9 (25) · Beginner · Specialization · 3 - 6 Months

Skills you'll gain: Model Deployment, Generative AI, Data Wrangling, Project Planning, Responsible AI, Data Preprocessing, Model Training, Generative Model Architectures, Governance, Exploratory Data Analysis, Applied Machine Learning, Large Language Modeling, Data Presentation, Machine Learning Software, Prompt Engineering, Model Evaluation, Feature Engineering, Fine-tuning
Intermediate · Course · 1 - 3 Months

Skills you'll gain: Unsupervised Learning, Seaborn, Matplotlib, Predictive Modeling, Data Preprocessing, Supervised Learning, NumPy, Plot (Graphics), Model Evaluation, Applied Machine Learning, Predictive Analytics, Dimensionality Reduction, Artificial Intelligence and Machine Learning (AI/ML), Data Processing, PyTorch (Machine Learning Library), Scatter Plots, Python Programming, Data Science, Machine Learning, Data Analysis
★ 4.6 (40) · Beginner · Specialization · 1 - 3 Months

Skills you'll gain: Excel Macros, Business Workflow Analysis, Scripting, Workflow Management, Microsoft Excel, Process Analysis, Visual Basic (Programming Language), Spreadsheet Software, Business Process Automation, Programming Principles, Scripting Languages, Automation Engineering, Automation, Maintainability, User Feedback, Debugging, Data Manipulation
Advanced · Course · 1 - 4 Weeks

University of Colorado Boulder
Skills you'll gain: Data Structures, Python Programming, Programming Principles, Code Reusability, Data Access, Computational Logic, Data Management, Computational Thinking, Jupyter, Computer Programming Tools
★ 4.9 (13) · Beginner · Specialization · 3 - 6 Months