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-Driven Decision-Making, Data Processing, Data Visualization, Business Analytics, Data Analysis, Strategic Decision-Making, Data Cleansing, Statistical Analysis, Data Preprocessing, Data Wrangling, Exploratory Data Analysis, Statistical Visualization, Descriptive Statistics, Plot (Graphics), Matplotlib, Data Manipulation, Statistical Methods, Customer Analysis, Analytical Skills, Python Programming
Intermediate · Guided Project · Less Than 2 Hours

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

Skills you'll gain: Data Visualization, Interactive Data Visualization, Data Presentation, Dashboard, Data Storytelling, Dashboard Creation, Data Visualization Software, Microsoft Excel, Spreadsheet Software, Graphing, Pivot Tables And Charts, Data Modeling, Database Development, Databases, Business Analysis Tools, Data Analysis, Simulation and Simulation Software, Data Analysis Software
Beginner · Course · 1 - 4 Weeks

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

MathWorks
Skills you'll gain: Datamaps, Data Science, Spatial Data Analysis, Data Processing, Data Preprocessing, Machine Learning, Geographic Information Systems, Data Visualization, Data Analysis, Data Integration, Amazon Web Services, Cloud Computing, Matlab, Model Training, Data Cleansing, Regression Analysis, Classification Algorithms
Beginner · Course · 1 - 4 Weeks

Skills you'll gain: Data Architecture, Distributed Computing, Data Modeling, Scalability, Data Management, Data Strategy, Data Pipelines, Software Architecture, Semantic Web, Continuous Deployment, Information Architecture, CI/CD, Maintainability, AI Enablement, Organizational Structure, AI Integrations, Product Automation, Interoperability, Data Analysis, Generative AI
Intermediate · Course · 1 - 3 Months

Tableau Learning Partner
Skills you'll gain: Exploratory Data Analysis, Tableau Software, Data Preprocessing, Statistical Visualization, Data Analysis, Descriptive Statistics, Predictive Analytics, Box Plots, Statistical Analysis, Scatter Plots, Data Visualization Software, Statistical Reporting, Trend Analysis, Analytics, Histogram, Data Manipulation, Regression Analysis, Correlation Analysis
Beginner · Course · 1 - 4 Weeks

Coursera
Skills you'll gain: Data Visualization, Data Literacy, Data Presentation, Google Sheets, Data Compilation, Data Visualization Software, Statistical Visualization, Graphing, Spreadsheet Software
Beginner · Guided Project · Less Than 2 Hours

Skills you'll gain: Ggplot2, Data Visualization Software, Data Visualization, Statistical Visualization, Rmarkdown, Shiny (R Package), Plot (Graphics), Dashboard Creation, Dashboard, Leaflet (Software), Interactive Data Visualization, Data Presentation, R (Software), R Programming, Scatter Plots, Graphing, Box Plots, Geospatial Information and Technology, Data Science, Data Analysis
Beginner · Course · 1 - 4 Weeks
University of Leeds
Skills you'll gain: Data Presentation, Data Storytelling, Technical Communication, Technical Writing, Communication, Writing, Concision, Generative AI, Responsible AI, Design Elements And Principles
Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: Data Preprocessing, Supervised Learning, Model Optimization, Feature Engineering, Pandas (Python Package), Data Wrangling, Exploratory Data Analysis, Data Quality, Model Training, Applied Machine Learning, Data Processing, Data Manipulation, Statistical Machine Learning, Data Transformation, Classification And Regression Tree (CART), Data Cleansing, Data Pipelines, Machine Learning, Data Modeling, Data Architecture
Intermediate · Specialization · 3 - 6 Months

O.P. Jindal Global University
Skills you'll gain: Big Data, Apache Spark, Apache Hadoop, Apache Hive, NoSQL, Database Systems, Data Mining, Cloud Applications, Cloud Solutions, Real Time Data, Cloud Computing, Data Processing, Query Languages, Distributed Computing, Applied Machine Learning, Scripting Languages, Data Manipulation
Build toward a degree
Beginner · Course · 1 - 3 Months