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 Modeling, Enterprise Resource Planning, Business Intelligence, Interactive Data Visualization, Data Store, Security Controls, Data Visualization Software, Dashboard Creation, Workflow Management, Business Workflow Analysis, Data Import/Export, Data Warehousing, Extract, Transform, Load, Data Processing, Data Integration, Data Wrangling, Project Implementation, Microsoft Excel, Data Transformation, Authorization (Computing)
Mixed · Course · 1 - 3 Months

University of California San Diego
Skills you'll gain: Unit Testing, Growth Mindedness, Data Structures, Graph Theory, Event-Driven Programming, Social Network Analysis, Interactive Data Visualization, Java, Java Programming, Network Analysis, Object Oriented Programming (OOP), Technical Communication, User Interface (UI), Peer Review, Object Oriented Design, Software Testing, Computer Programming, Program Development, Adaptability, Problem Solving
Intermediate · Specialization · 3 - 6 Months

Skills you'll gain: Data Integrity, Verification And Validation, Record Keeping, Reconciliation, Debugging, Auditing
Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: Classification And Regression Tree (CART), Data-Driven Decision-Making, Minitab, Regression Analysis, Descriptive Statistics, Statistical Hypothesis Testing, Case Studies, Business Analytics, Data Visualization, Decision Tree Learning, Predictive Analytics, Estimation, Statistical Visualization, Probability & Statistics, Microsoft Excel, Descriptive Analytics, Statistical Analysis, Data Analysis, Decision Making, Data Literacy
Beginner · Specialization · 1 - 3 Months

Skills you'll gain: Data Analysis Expressions (DAX), Dashboard, Dashboard Creation, Power BI, Microsoft Power Platform, Data Visualization, Data Transformation, Data Modeling, Data Presentation, Data Import/Export, Data Wrangling, Data Visualization Software, Interactive Data Visualization, Data Analysis, Analytics, Data Cleansing, Role-Based Access Control (RBAC), Data Management
Intermediate · Course · 1 - 4 Weeks

Coursera
Skills you'll gain: Jupyter, Timelines, Microsoft Excel, Spreadsheet Software, Project Schedules, Data Import/Export, Python Programming, Email Automation, Data Literacy, Data Structures, Data Analysis, Data Manipulation
Intermediate · Guided Project · Less Than 2 Hours

Skills you'll gain: Data Structures, Problem Solving, Python Programming, Algorithms, Data Manipulation, Computational Thinking, Programming Principles, Data Processing, Data Dictionary, Computer Programming, Operations, Data Analysis, Analysis, Arithmetic
Mixed · Course · 1 - 4 Weeks

University of Pittsburgh
Skills you'll gain: Retrieval-Augmented Generation, LLM Application, Bayesian Statistics, Tool Calling, Database Systems, Data Visualization, Database Design, Generative AI, Large Language Modeling, Database Management, Databases, Supervised Learning, Web Services, Data Ethics, Apache Spark, Time Series Analysis and Forecasting, Database Theory, Unsupervised Learning, Linear Algebra, Technical Communication
Earn a degree
Degree · 1 - 4 Years

Skills you'll gain: Analytics, Data Visualization, Business Analytics, Data Analysis, Interactive Data Visualization, Microsoft PowerPoint, Data Presentation, Presentations, Excel Formulas, Data-Driven Decision-Making, Dashboard, Data Storytelling, Dashboard Creation, Microsoft Excel, Customer Analysis, Data Visualization Software, Data Literacy, Big Data, Oral Expression, Data Cleansing
Beginner · Specialization · 3 - 6 Months

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

Skills you'll gain: PySpark, Apache Spark, Scala Programming, Extract, Transform, Load, Data Pipelines, Customer Analysis, Apache Hadoop, Data Processing, Advanced Analytics, Big Data, Apache Maven, SQL, Statistical Modeling, Data Engineering, Text Mining, Customer Insights, Data Transformation, Data Analysis, Apache, Python Programming
Beginner · Specialization · 1 - 3 Months

Skills you'll gain: Data Loss Prevention, Cloud Security, Personally Identifiable Information, Data Pipelines, Cloud-Based Integration, Cloud Storage, Data Security, Data Processing, Data Management, Data Transformation, Cloud Management, Data Storage Technologies, DevOps
Advanced · Project · Less Than 2 Hours