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.

University of Colorado Boulder
Skills you'll gain: Real-Time Operating Systems, Internet Of Things, Security Engineering, Information Systems Security, Wireless Networks, Infrastructure Security, General Networking, Network Security, Cybersecurity, Security Controls, IBM Cloud, Computing Platforms, Cloud Platforms, Cryptography, Advanced Encryption Standard (AES), Network Protocols, Market Opportunities, Automation, Emerging Technologies, Endpoint Security
Build toward a degree
Intermediate · Course · 1 - 3 Months

Google Cloud
Skills you'll gain: Google Cloud Platform, Dataflow, Big Data, Data Pipelines, Data Store, Serverless Computing, Data Migration, Model Training, Apache Hadoop, Data Storage Technologies, Identity and Access Management, Data Storage, Tensorflow, Cloud Storage, AI Personalization, Advanced Analytics, Applied Machine Learning, AI Integrations, Site Reliability Engineering, Data Processing
Beginner · Specialization · 3 - 6 Months

American Psychological Association
Skills you'll gain: Descriptive Statistics, Probability & Statistics, Statistical Methods, Probability Distribution, Statistics, Statistical Analysis, Histogram, Data Literacy, Statistical Visualization, Data Analysis, Graphing, Analytical Skills, Arithmetic
Beginner · Course · 1 - 3 Months

University of Michigan
Skills you'll gain: AI Integrations, AI Personalization, Generative AI, AI Product Strategy, Generative Model Architectures, AI Enablement, Data Integration, Customer experience strategy (CX), Strategic Thinking, Communication Planning, Innovation, Performance Analysis, Performance Measurement, Verbal Strategic Communication, Business Analysis, Project Risk Management, Project Performance, Business Strategies, Business Process Management, Decision Making
Beginner · Specialization · 1 - 3 Months

Skills you'll gain: Fine-tuning, Collaborative Software, Large Language Modeling, Model Optimization, LLM Application, Data Management, Data Preprocessing, Data Validation, Data Cleansing, Verification And Validation, Data Quality, AI Workflows
Intermediate · Course · 1 - 4 Weeks

Coursera
Skills you'll gain: Data Ethics, Data Validation, Generative AI, Prompt Engineering, Data Cleansing, Data Quality, Data Preprocessing, Large Language Modeling, Text Mining, Hugging Face, Data Collection, Quality Assurance, Unstructured Data, Fine-tuning, Data Transformation, Data Pipelines
Intermediate · Course · 1 - 4 Weeks

University of Pennsylvania
Skills you'll gain: Portfolio Management, Financial Modeling, Data Presentation, Presentations, Microsoft PowerPoint, Business Modeling, Data Modeling, Quantitative Research, Business Analytics, Financial Data, Portfolio Risk, Spreadsheet Software, Investments, Return On Investment, Microsoft Excel, Finance, Financial Analysis, Regression Analysis, Model Optimization
Mixed · Course · 1 - 3 Months

Skills you'll gain: Stakeholder Communications, Dashboard, Dashboard Creation, Data Import/Export, Management Reporting, Model Evaluation, AI literacy, Stakeholder Engagement, Prompt Engineering, Data-Driven Decision-Making, Timelines, Report Writing, Responsible AI, Business Reporting, Extract, Transform, Load, Project Documentation, Data Transformation, Data Presentation, AI Enablement, Risk Management
Beginner · Course · 1 - 3 Months

University of Michigan
Skills you'll gain: Data Manipulation, Data Wrangling, Data Preprocessing, Data Analysis, Python Programming
Intermediate · Course · 1 - 4 Weeks

Imperial College London
Skills you'll gain: Clinical Trials, Research Design, Epidemiology, Clinical Research, Research Methodologies, Public Health, Science and Research, Research, Statistical Analysis, Data Analysis
Intermediate · Course · 1 - 4 Weeks

University of Colorado System
Skills you'll gain: Database Design, Software Design, Application Security, User Experience Design, Vulnerability Assessments, Database Theory, Unified Modeling Language, Unit Testing, Usability, UI/UX Research, Threat Modeling, Usability Testing, User Interface and User Experience (UI/UX) Design, Vulnerability Management, Data Flow Diagrams (DFDs), Relational Databases, Software Visualization, Security Software, Systems Development Life Cycle, Software Development Life Cycle
Beginner · Specialization · 3 - 6 Months

University of Colorado Boulder
Skills you'll gain: Hardware Architecture, Microarchitecture, Bash (Scripting Language), Distributed Computing, Scalability, Memory Management, Shell Script, Computer Systems, File I/O, Big Data, Linux Commands, Operating Systems, File Systems, Cloud Development, C and C++, Linux, Computing Platforms, Data Import/Export, C++ (Programming Language), Communication Systems
Advanced · Specialization · 3 - 6 Months