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: Data Import/Export, NumPy, Pandas (Python Package), Pivot Tables And Charts, Business Reporting, Data Manipulation, Analytics, Data Processing, Management Reporting, Data Wrangling, Business Analytics, Data Cleansing, Data Analysis, Data Transformation, Statistical Analysis, Data Management, Descriptive Statistics, Linear Algebra
Mixed · Course · 1 - 4 Weeks

Dartmouth College
Skills you'll gain: C (Programming Language), Embedded Systems, Data Structures, System Programming, Algorithms, Computer Programming, Linux, Computer Programming Tools, Debugging
Beginner · Course · 1 - 3 Months

Princeton University
Skills you'll gain: Graph Theory, Data Structures, Algorithms, Theoretical Computer Science, Operations Research, Computational Thinking, Computer Programming, Network Routing, Java Programming, Linear Algebra
Intermediate · Course · 3 - 6 Months

Skills you'll gain: Generative AI, Database Design, Data Pipelines, Query Languages, Extract, Transform, Load, Responsible AI, Data Warehousing, Prompt Engineering, Data Ethics, Data Infrastructure, Data Architecture, AI Enablement, Data Mining, Data Synthesis, Infrastructure Architecture, Data Analysis, Data Quality, Convolutional Neural Networks
Intermediate · Course · 1 - 4 Weeks

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

University of Colorado Boulder
Skills you'll gain: Performance Testing, Scalability, System Testing, Data Architecture, Software Architecture, Performance Tuning, Distributed Computing, Development Testing, Microservices, Big Data, Prototyping, Software Engineering, Model Evaluation, Predictive Modeling
Build toward a degree
Advanced · Course · 1 - 4 Weeks

Skills you'll gain: Data Engineering, Data Pipelines, Data Transformation, Extract, Transform, Load, Data Integration, Data Warehousing, Software Development Tools, Data Import/Export, Stored Procedure, SQL, Data Analysis, GitHub, Microsoft Visual Studio, Command-Line Interface
Intermediate · Course · 1 - 3 Months

Skills you'll gain: Vulnerability Management, Security Information and Event Management (SIEM), Penetration Testing, Vulnerability Assessments, Cybersecurity, Intelligence Collection and Analysis, Vulnerability Scanning, Cyber Attacks, Network Security, Information Systems Security, Computer Security, Analysis, Network Analysis, Auditing, Data Analysis, Linux Commands, Data Collection, Correlation Analysis, Bash (Scripting Language), Windows PowerShell
Mixed · Course · 1 - 4 Weeks

Vanderbilt University
Skills you'll gain: Generative AI, Data Literacy, Data-Driven Decision-Making, Data Analysis, Exploratory Data Analysis, Descriptive Statistics, Prompt Engineering, Analytical Skills, Artificial Intelligence, Probability & Statistics, Decision Making
Beginner · Course · 1 - 4 Weeks

Skills you'll gain: Model Evaluation, Data Preprocessing, Model Deployment, Risk Modeling, Logistic Regression, Statistical Analysis, Performance Metric
Mixed · Course · 1 - 4 Weeks

Skills you'll gain: Matplotlib, Statistical Modeling, Descriptive Statistics
Mixed · Course · 1 - 4 Weeks

Skills you'll gain: Data Storytelling, Pandas (Python Package), Data Analysis, Data-Driven Decision-Making, Exploratory Data Analysis, Analytical Skills, Business Analysis, Data Manipulation, Data Cleansing, Python Programming, Data Import/Export, Promotional Strategies
Beginner · Guided Project · Less Than 2 Hours