Data cleaning courses can help you learn techniques for identifying and correcting errors in datasets, handling missing values, and standardizing data formats. You can build skills in data validation, outlier detection, and transforming raw data into a usable format. Many courses introduce tools like Python libraries such as Pandas and NumPy, as well as software like OpenRefine, that support executing data cleaning tasks efficiently and ensuring data quality for analysis.

Skills you'll gain: A/B Testing, Pandas (Python Package), Matplotlib, Plotly, Data Visualization, Statistical Methods, GitHub, Data Manipulation, Version Control, Statistical Analysis, Data Science, Python Programming, NumPy, Data Analysis, Jupyter, Programming Principles, Data Cleansing, Exploratory Data Analysis, Scripting
Beginner · Course · 1 - 3 Months

Northeastern University
Skills you'll gain: Transfer Learning, Small Data, Deep Learning, Applied Machine Learning, PyTorch (Machine Learning Library), Data Preprocessing, Unsupervised Learning, Machine Learning, Generative AI, Data Synthesis, Supervised Learning, Model Evaluation
Mixed · Course · 1 - 3 Months

Skills you'll gain: Graph Theory, Javascript, Program Development, Programming Principles, Software Design Patterns, Computational Thinking, Debugging, Development Environment, Computer Science, Performance Tuning
Intermediate · Course · 1 - 3 Months

Skills you'll gain: Data Visualization Software, Data Visualization, Statistical Visualization, Ggplot2, Plot (Graphics), R Programming, Scatter Plots, Data Collection, Data Analysis, Data Manipulation, Data Import/Export, Regression Analysis, Data Preprocessing, Software Installation
Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: Oracle Databases, Oracle SQL Developer, Performance Tuning, Database Management, Database Architecture and Administration, Database Administration, PL/SQL, Relational Databases, Patch Management, Data Integrity, SQL, Data Import/Export, Data Storage Technologies, User Accounts, Disaster Recovery
Mixed · Course · 1 - 4 Weeks

Skills you'll gain: SQL, Query Languages, Data Access, Database Software, Relational Databases, Data Manipulation, Problem Solving
Beginner · Guided Project · Less Than 2 Hours

Università di Napoli Federico II
Skills you'll gain: Data Integration, Tableau Software, Geographic Information Systems, Spatial Analysis, Data Manipulation, Data Analysis, Data Visualization Software, Data Transformation, Data Visualization, Interactive Data Visualization
Intermediate · Course · 1 - 3 Months

Duke University
Skills you'll gain: Matplotlib, Pandas (Python Package), NumPy, Data Visualization, Data Cleansing, Data Structures, Data Visualization Software, Predictive Analytics, Debugging, Object Oriented Programming (OOP), Data Manipulation, Regression Analysis, Python Programming, Data Science, Algorithms, Simulations, Data Preprocessing, Exploratory Data Analysis, Predictive Modeling, Data Analysis
Beginner · Specialization · 3 - 6 Months

Skills you'll gain: Dashboard, Salesforce Development, Salesforce, Analytics, Data Import/Export, Data Presentation, Data Analysis, Business Reporting, Data Cleansing, Data Management, Interactive Data Visualization, Data Sharing, Data Validation, Data Security
Beginner · Course · 1 - 4 Weeks

Skills you'll gain: SQL, Database Management, Query Languages, Data Analysis, Performance Tuning, Data Manipulation
Beginner · Course · 1 - 4 Weeks

Skills you'll gain: Product Lifecycle Management, Product Strategy, Product Management, Product Marketing, Case Studies, Market Data, Organizational Leadership, Data-Driven Decision-Making, Cross-Functional Collaboration, Communication, Strategic Thinking, Innovation, Market Analysis
Beginner · Course · 1 - 4 Weeks

Skills you'll gain: A/B Testing, Sampling (Statistics), Statistical Inference, Estimation, Statistical Analysis, Analytics, Probability & Statistics, Data Analysis, Correlation Analysis, Descriptive Statistics
Beginner · Course · 1 - 4 Weeks