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.

Fred Hutchinson Cancer Center
Skills you'll gain: Data Ethics, Data Sharing, Personally Identifiable Information, Clinical Research Ethics, Medical Privacy, Data Management, Healthcare Ethics, Clinical Research, Data Security, Information Privacy, Health Information Management, Encryption
Beginner · Course · 1 - 4 Weeks

Johns Hopkins University
Skills you'll gain: Data Wrangling, Exploratory Data Analysis, Tidyverse (R Package), Data Manipulation, Data Transformation, R Programming, R (Software), Data Processing, Data Preprocessing, Data Analysis, Statistical Programming, Text Mining, Correlation Analysis
Mixed · Course · 1 - 3 Months

Coursera
Skills you'll gain: Data Import/Export, Data Cleansing, Data Preprocessing, Data Analysis, Data Quality, Human Resources Information System (HRIS), Data Ethics, Data Validation, Microsoft Excel, Data Integrity, Verification And Validation, AI Workflows, Relational Databases, Project Documentation
Beginner · Course · 1 - 4 Weeks

Board Infinity
Skills you'll gain: Data Governance, Databricks, Data Management, Metadata Management, Data Quality, Data Security
Intermediate · Course · 1 - 4 Weeks

University of Colorado Boulder
Skills you'll gain: Pandas (Python Package), Data Presentation, Data Wrangling, NumPy, Data Visualization, Data Cleansing, Data Structures, Data Analysis, Data Manipulation, Data Preprocessing, Data Transformation, Data Processing, Programming Principles, Python Programming, Numerical Analysis
Beginner · Course · 1 - 3 Months

Skills you'll gain: Data Literacy, JSON, Data Transformation, Financial Data, Data Wrangling, Data Import/Export, Automation, Unstructured Data, Data Cleansing, Dashboard, Extract, Transform, Load, Financial Reporting, Data Structures, Data Pipelines, Data Governance
Intermediate · Course · 1 - 4 Weeks
University of Michigan
Skills you'll gain: Data Quality, Data Integrity, Data Validation, Data Collection, Data Processing, Data Strategy, Data Preprocessing, Data Analysis, Verification And Validation, Data Access, Design Strategies
Beginner · Course · 1 - 4 Weeks

Skills you'll gain: Data Preprocessing, Data Cleansing, Data Pipelines, Feature Engineering, Data Quality, MLOps (Machine Learning Operations), Extract, Transform, Load, Data Transformation, Data Integration, Dataflow, Development Environment, Data Wrangling, Apache Airflow, Package and Software Management, Git (Version Control System), Quality Assurance, Exploratory Data Analysis, Cost Management, Resource Utilization, Virtual Environment
Intermediate · Course · 1 - 3 Months
University of Michigan
Skills you'll gain: Data Quality, Quantitative Research, Data Validation, Data Collection, Data Processing, Data Analysis, Data Access, Statistical Analysis, Sampling (Statistics)
Beginner · Course · 1 - 4 Weeks

Skills you'll gain: Social Media Analytics, Data Visualization, Plot (Graphics), Statistical Visualization, Matplotlib, Marketing Analytics, Social Media Marketing, Python Programming, Social Media, Data Presentation, Data Analysis, Data Wrangling, Exploratory Data Analysis, Data Cleansing, Seaborn, Content Performance Analysis, Jupyter
Intermediate · Guided Project · Less Than 2 Hours

Duke University
Skills you'll gain: Web Scraping, Data Ethics, Data Transformation, Tidyverse (R Package), Data Wrangling, Data Cleansing, Data Manipulation, Data Collection, Data Pipelines, Data Preprocessing, Data Integration, R (Software), R Programming, Exploratory Data Analysis, Statistical Programming
Beginner · Course · 1 - 4 Weeks

Coursera
Skills you'll gain: Ggplot2, Plot (Graphics), Data Cleansing, Tidyverse (R Package), Data Wrangling, Data Transformation, Data Visualization, R Programming, Data Manipulation, Statistical Visualization, R (Software), Data Analysis, Data Management, Pivot Tables And Charts
Intermediate · Guided Project · Less Than 2 Hours