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 London
Skills you'll gain: Plot (Graphics), Data Visualization, Data Literacy, Statistical Methods, Data Science, Applied Machine Learning, Unsupervised Learning, Statistics, NumPy, Python Programming, Pandas (Python Package), Data Analysis, Machine Learning Algorithms, Descriptive Statistics, Data Processing, Analytics, Machine Learning, Data Manipulation
Beginner · Course · 1 - 3 Months
Skills you'll gain: Descriptive Statistics, R (Software), Statistical Hypothesis Testing, Correlation Analysis, Tidyverse (R Package), Data Analysis, Regression Analysis, Probability & Statistics, Statistical Methods, Data Analysis Software, Data Import/Export, Statistical Analysis, R Programming, Data Wrangling, Statistical Software, Statistical Programming, Data Manipulation
Beginner · Course · 1 - 3 Months

Arizona State University
Skills you'll gain: Exploratory Data Analysis, Decision Making, Data Strategy, Complex Problem Solving, Design Thinking, Data-Driven Decision-Making, Organizational Effectiveness, Solution Design
Beginner · Course · 1 - 4 Weeks

Skills you'll gain: Generative AI, Microsoft Copilot, Generative Model Architectures, Generative Adversarial Networks (GANs), Responsible AI, Data Ethics, Data Security, Information Privacy, Anomaly Detection, Model Evaluation, Data Analysis
Beginner · Course · 1 - 4 Weeks

Skills you'll gain: Extract, Transform, Load, Metadata Management, Data Integration, Data Pipelines, Databases, Business Logic, Data Processing, Java, File Management, Data Import/Export, Database Management, Data Manipulation, File I/O, Data Mapping, Dataflow, Scalability, Data Transformation, Software Documentation, Software Installation, File Systems
Beginner · Specialization · 1 - 3 Months

Fractal Analytics
Skills you'll gain: AI Security, Vector Databases, Responsible AI, Data Strategy, Data Ethics, Data Management, Data Security, Generative AI, Generative AI Agents, Data Mapping, AI Integrations, Data Governance, Containerization, Data Architecture, Retrieval-Augmented Generation, Interoperability, Enterprise Architecture, Metadata Management, Data Pipelines, Artificial Intelligence and Machine Learning (AI/ML)
Intermediate · Specialization · 1 - 3 Months

Knowledge Accelerators
Skills you'll gain: Dashboard Creation, Pivot Tables And Charts, Power BI, Spreadsheet Software, Data Analysis, Analytics, Business Modeling, Business Analysis, Data Storytelling, Data Presentation, Microsoft 365, Trend Analysis, Data Security, Data Entry, Data Management, Productivity
Intermediate · Course · 1 - 3 Months

Skills you'll gain: Data Architecture, Data Lakes, Enterprise Architecture, Data Warehousing, Data Integration, Virtualization, Cloud Storage, Metadata Management, Data Storage, Data Transformation, Scalability
Intermediate · Course · 1 - 3 Months

University of Glasgow
Skills you'll gain: Data-Driven Decision-Making, Data Literacy, Critical Thinking, Digital Analysis, Storytelling, Data Storytelling, Leadership Studies, Organizational Leadership, Strategic Leadership, Leadership, Strategic Decision-Making, Leadership Development, Organizational Effectiveness, Organizational Structure, Leadership and Management, Agile Methodology, Professional Development, Portfolio Management
Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: Data Storytelling, Data Presentation, Dashboard, Dashboard Creation, Interactive Data Visualization, Data Visualization, Infographics, Data Visualization Software, Data Ethics, Storytelling, Report Writing, Data-Driven Decision-Making, Generative AI, Web Content Accessibility Guidelines, Responsible AI, AI Integrations
Intermediate · Course · 1 - 4 Weeks

Tsinghua University
Skills you'll gain: Data Structures, Algorithms, Computer Programming
Intermediate · Course · 1 - 3 Months

Coursera
Skills you'll gain: Microsoft Excel, Excel Formulas, Spreadsheet Software, Microsoft 365, Analysis, Trend Analysis, User Accounts
Beginner · Guided Project · Less Than 2 Hours