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 Leeds
Skills you'll gain: Data Presentation, Data Storytelling, Technical Communication, Scientific Visualization, Technical Writing, Communication, Writing, Generative AI, Responsible AI, Graphic and Visual Design, Design Elements And Principles
Intermediate · Course · 1 - 4 Weeks

University of California San Diego
Skills you'll gain: Data Presentation, Data Processing, Big Data, Apache Spark, Splunk, Data Analysis, Unstructured Data, Analytics, Data Wrangling, Data Infrastructure, Social Network Analysis, Network Analysis, Classification Algorithms
Mixed · Course · 1 - 3 Months

Skills you'll gain: Data Mapping, Microsoft Azure, Data Transformation, Data Pipelines, Extract, Transform, Load, Dataflow, Data Processing, Data Integration, Data Storage, Cloud Storage
Beginner · Guided Project · Less Than 2 Hours

University of Washington
Skills you'll gain: Social Media Analytics, Text Mining, Unstructured Data, Quantitative Research, Data Visualization, Statistical Analysis, Analysis, Data Presentation, Data Analysis, Statistical Methods, Data Mining, Analytics, Statistical Programming, Correlation Analysis, R (Software), Application Programming Interface (API), R Programming, Regression Analysis, Data Collection, Python Programming
Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: Data Warehousing, Extract, Transform, Load, Data Pipelines, Data Integration, Data Processing, Data Quality
Beginner · Course · 1 - 4 Weeks

University of California, Irvine
Skills you'll gain: Analytical Skills, Data Ethics, Data Mining, Data Science, Business Analytics, Big Data, Analytics, Descriptive Analytics, Data Analysis Software, Predictive Analytics, Small Data
Intermediate · Course · 1 - 4 Weeks

Johns Hopkins University
Skills you'll gain: Exploratory Data Analysis, Statistical Reporting, Data Analysis, Data Presentation, Team Management, Analytical Skills, Presentations, Team Leadership, People Management, Statistical Inference, Statistical Modeling, Statistical Methods, Data Collection, Communication
Mixed · Course · 1 - 4 Weeks

University of Colorado System
Skills you'll gain: Database Design, Business Intelligence, Decision Support Systems, Data Warehousing, Database Development, Relational Databases, Data Visualization, Data Modeling, Business Intelligence Software, Database Software, Database Management Systems, Database Management, SQL, Star Schema, Data Presentation, Interactive Data Visualization, Data Visualization Software, Data Governance, Data Integration, Dashboard Creation
Advanced · Specialization · 3 - 6 Months

Fractal Analytics
Skills you'll gain: Feature Engineering, Data Wrangling, Exploratory Data Analysis, Matplotlib, Statistical Analysis, Plot (Graphics), Data Preprocessing, Statistical Methods, Seaborn, Data Science, Data Visualization Software, Data Manipulation, Data Processing, Data Cleansing, Data Analysis, Pandas (Python Package), Data Transformation, Descriptive Statistics, Correlation Analysis, Statistical Hypothesis Testing
Beginner · Course · 1 - 3 Months

Coursera
Skills you'll gain: People Analytics, Report Writing, Statistical Reporting, Data Literacy, Business Reporting, Management Reporting, Data Presentation, Excel Formulas, Data Storytelling, Data Analysis, Business Writing, Microsoft Excel, Analytics, Statistical Methods, Plot (Graphics), Technical Communication, Statistical Hypothesis Testing, Executive Presence, Stakeholder Communications, Persuasive Communication
Advanced · Course · 1 - 3 Months

Coursera
Skills you'll gain: HR Tech, Human Resources Software, Data Entry, Human Resources, Oral Expression, Employee Coaching, Data Import/Export, Data Maintenance, Data Integrity, AI Personalization, Data Quality, AI Integrations, Business Reporting, Data Validation, Generative AI Agents, Report Writing
Beginner · Course · 1 - 4 Weeks

Packt
Skills you'll gain: Data Modeling, Python Programming, Object Oriented Programming (OOP), Data Persistence, Context Management, Data Structures, Memory Management
Intermediate · Course · 1 - 3 Months