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.

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: Data Wrangling, Command-Line Interface, Data Transformation, Data Processing, Data Pipelines, Extract, Transform, Load, Google Cloud Platform, Data Integration, Data Management, Database Administration
Beginner · Project · Less Than 2 Hours

Illinois Institute of Technology
Skills you'll gain: Database Design, Database Systems, Statistical Analysis, Time Series Analysis and Forecasting, Relational Databases, Database Software, Databases, Database Application, Database Management, Database Theory, Data Analysis, NoSQL, Database Management Systems, Database Development, Machine Learning Algorithms, Recurrent Neural Networks (RNNs), Bayesian Statistics, Statistical Inference, Technical Communication, Model Evaluation
Earn a degree
Degree · 1 - 4 Years

Skills you'll gain: Trend Analysis, Data Manipulation, Data Analysis, SAS (Software), Exploratory Data Analysis, Data Transformation, Analysis, Analytics, Data Visualization, Interactive Data Visualization, Data Visualization Software, Data Presentation, Business Reporting, Statistical Visualization, Business, Report Writing, Graphing, Statistical Programming
Mixed · Course · 1 - 4 Weeks

Duke University
Skills you'll gain: Matplotlib, Plot (Graphics), Data Visualization, Predictive Modeling, Scientific Visualization, Pandas (Python Package), Data Visualization Software, Predictive Analytics, Statistical Visualization, Data Presentation, Data Manipulation, Data Wrangling, Regression Analysis, Data Analysis, Data Cleansing, Data Science, Applied Machine Learning, Machine Learning Algorithms, Model Evaluation, Statistical Inference
Intermediate · Course · 1 - 4 Weeks

Logical Operations
Skills you'll gain: Seaborn, NumPy, Matplotlib, Data Transformation, Data Manipulation, Data Visualization Software, Pandas (Python Package), Plot (Graphics), Data Visualization, Jupyter, Scatter Plots, Data Science, Data Processing, Data Analysis, Box Plots, Python Programming, Graphing, Computer Programming, Computer Programming Tools, Software Development
Intermediate · Specialization · 1 - 3 Months

University of Colorado Boulder
Skills you'll gain: Tidyverse (R Package), Rmarkdown, R Programming, Ggplot2, R (Software), Plot (Graphics), Data Visualization, Data Import/Export, Statistical Visualization, Data Wrangling, Statistical Reporting, Data Visualization Software, Data Presentation, Data Analysis, Data Science, Data Manipulation, Statistical Analysis, Relational Databases, Data Cleansing, Communication
Beginner · Specialization · 1 - 3 Months

Skills you'll gain: AWS Identity and Access Management (IAM), Amazon CloudWatch, Data Pipelines, Identity and Access Management, Amazon S3, Amazon Web Services, User Provisioning, Data Transformation, Data Architecture, Amazon DynamoDB, System Monitoring, Amazon Redshift, User Accounts, Data Infrastructure, Data Processing, Extract, Transform, Load, Data Store, Security Controls, Data Warehousing, Data Storage
Intermediate · Course · 1 - 3 Months

University of Pittsburgh
Skills you'll gain: Data Storytelling, Data Presentation, Interactive Data Visualization, Data Visualization Software, Data Visualization, Network Analysis, Tableau Software, Network Model, Dashboard Creation, Dashboard, Time Series Analysis and Forecasting, Matplotlib, Data Analysis, Seaborn, Graph Theory, Python Programming
Build toward a degree
Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: Data Storytelling, Data Presentation, Data-Driven Decision-Making, Data Visualization, Interactive Data Visualization, Dashboard, Dashboard Creation, Data Visualization Software, Tableau Software, Exploratory Data Analysis
Intermediate · Guided Project · Less Than 2 Hours

Skills you'll gain: Microsoft PowerPoint, Presentations, Data Visualization, Data Visualization Software, Interactive Data Visualization, Driving engagement, Productivity Software, Business Process
Beginner · Guided Project · Less Than 2 Hours

Skills you'll gain: Excel Formulas, Microsoft Excel, Pivot Tables And Charts, Spreadsheet Software, Data Analysis, Data Synthesis, Data Transformation, Data Cleansing, Data Manipulation, Data Management
Beginner · Course · 1 - 3 Months