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 California, Davis
Skills you'll gain: Data Integration, Data Validation, Data Quality, Data Modeling, Health Informatics, Data Transformation, Data Warehousing, Star Schema, Health Information Management, Data Analysis, Analytics, Electronic Medical Record, Relational Databases, Dataflow
Intermediate · Course · 1 - 4 Weeks

Coursera
Skills you'll gain: Data Manipulation, Data Transformation, Pivot Tables And Charts, Data Wrangling, Data Cleansing, Data Integration, R Programming
Intermediate · Guided Project · Less Than 2 Hours

Skills you'll gain: Matplotlib, Data Visualization Software, Data Structures, Data Manipulation, Pandas (Python Package), NumPy, Data Processing, Exploratory Data Analysis, Python Programming, Object Oriented Programming (OOP)
Beginner · Course · 1 - 4 Weeks

Skills you'll gain: Dashboard, Exploratory Data Analysis, Data Wrangling, Statistical Analysis, Data Visualization, IBM Cognos Analytics, Data Manipulation, Data Collection, Data Analysis, Looker (Software), Web Scraping, Data Transformation, Box Plots, Pandas (Python Package), Scatter Plots, Histogram
Advanced · Course · 1 - 3 Months

Skills you'll gain: Splunk, Dashboard, Business Intelligence, Scatter Plots, Data Visualization Software, Data-Driven Decision-Making, Software Installation, Training Programs, Real Time Data, Case Studies, Data Processing, Event Monitoring, Transaction Processing, System Configuration, Statistical Analysis
Mixed · Course · 1 - 3 Months

Amazon Web Services
Skills you'll gain: Data Lakes, Amazon Web Services, Data Architecture, Data Engineering, Data Processing, Amazon S3, Data Warehousing, Data Visualization Software, Extract, Transform, Load, AWS Identity and Access Management (IAM), Data Management, Data Governance, Data Transformation, Data Storage, Data Science, Query Languages, Machine Learning
Beginner · Course · 1 - 3 Months

American Psychological Association
Skills you'll gain: Regression Analysis, Correlation Analysis, Statistical Software, Plot (Graphics), Graphing, Statistical Analysis, Statistical Methods, Descriptive Statistics, Data Visualization, Data Analysis, Data Literacy, Probability & Statistics, Histogram, Data Visualization Software, Quantitative Research, Exploratory Data Analysis, Variance Analysis, Statistical Visualization, Statistics, Social Sciences
Beginner · Specialization · 3 - 6 Months

Skills you'll gain: Data Visualization, Regression Analysis, Data Storytelling, Advanced Analytics, Statistical Analysis, Data Analysis, Business Analysis, Project Design, Python Programming, Machine Learning Methods, Artificial Intelligence, Machine Learning, Portfolio Management, Project Documentation
Advanced · Course · 1 - 4 Weeks

Google Cloud
Skills you'll gain: Dashboard, Data Presentation, Data Visualization Software, Google Cloud Platform, Big Data, Data Analysis, Data Management
Beginner · Project · Less Than 2 Hours
Skills you'll gain: Data Storytelling, Interactive Data Visualization, Data Visualization Software, Database Design, Shiny (R Package), Data Visualization, Data Wrangling, Dashboard, Exploratory Data Analysis, Relational Databases, Data Analysis, Ggplot2, Data Presentation, SQL, Plot (Graphics), Databases, Leaflet (Software), Data Manipulation, Web Scraping, R Programming
Beginner · Specialization · 3 - 6 Months

Rice University
Skills you'll gain: Data Visualization Software, Plot (Graphics), Package and Software Management, Python Programming, Data Cleansing, Software Installation, Scripting, Data Processing, Data Integration, Data Import/Export, Software Documentation
Beginner · Course · 1 - 4 Weeks

Meta
Skills you'll gain: Restful API, SQL, React Native, MySQL, Databases, API Design, Mobile Development, JSON, Data Manipulation, Data Management, Application Development, Data Storage, Authentications
Intermediate · Course · 1 - 3 Months