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 Cleansing, Rmarkdown, Data Storytelling, Data Presentation, Data Validation, Spreadsheet Software, Data Visualization, Data Ethics, Data Literacy, Tableau Software, Data Visualization Software, Data Analysis, R (Software), Ggplot2, Analytical Skills, Stakeholder Communications, Presentations, Data Quality, Data Collection, Data Processing
Beginner · Professional Certificate · 3 - 6 Months
University of Illinois Urbana-Champaign
Skills you'll gain: Data Storytelling, Revenue Recognition, Data Visualization, Data Literacy, Accrual Accounting, Infographics, Cash Flows, Accounting, Data Collection, Data Quality, Business Analytics, Financial Statements, Financial Accounting, Business Analysis, Big Data, Analytics, Asset Management, Data Analysis, Intellectual Property, Network Model
Intermediate · Specialization · 3 - 6 Months

Google Cloud
Skills you'll gain: Data Visualization Software, Data Visualization, Dashboard, Interactive Data Visualization, SQL Server Reporting Services, Google Cloud Platform, Big Data
Intermediate · Project · Less Than 2 Hours

Skills you'll gain: Data Pipelines, Big Data, Data Lakes, Microsoft Azure, Data Processing, Extract, Transform, Load, Data Integration, Cloud Management, Cloud Services
Advanced · Guided Project · Less Than 2 Hours

Skills you'll gain: Data Storytelling, Interactive Data Visualization, Data Visualization Software, Data Visualization, Dashboard, Ggplot2, Plot (Graphics), Shiny (R Package), R Programming, Leaflet (Software), Data Analysis, Scatter Plots, Box Plots, Data Science, Spatial Data Analysis, Histogram, UI Components, Application Deployment
Beginner · Course · 1 - 4 Weeks

Skills you'll gain: Data-Driven Decision-Making, Data Presentation, Data Storytelling, Data Literacy, Data Analysis, Trend Analysis, Data Ethics, Analytical Skills, Investigation, Decision Making
Beginner · Course · 1 - 4 Weeks

University of Leeds
Skills you'll gain: Exploratory Data Analysis, Data Cleansing, Statistical Methods, Statistical Modeling, Data Visualization, Statistics, R (Software), Data Analysis, Descriptive Statistics, Data Preprocessing, Box Plots, Data Visualization Software, Histogram, Probability, Probability Distribution
Intermediate · Course · 1 - 4 Weeks

University of Colorado System
Skills you'll gain: Database Design, Data Warehousing, Relational Databases, Business Intelligence, Decision Support Systems, Data Modeling, Database Management Systems, Data Visualization, Database Management, Dashboard, Business Process Management, SQL, Star Schema, Data Governance, Oracle Databases, Data Integration, Performance Measurement, MicroStrategy, Extract, Transform, Load, Business Analytics
Advanced · Specialization · 3 - 6 Months

Johns Hopkins University
Skills you'll gain: Data Visualization Software, Data Literacy, Storyboarding, Statistical Visualization, Data Storytelling, Data Manipulation, Data Presentation, Ggplot2, Statistical Reporting, Dashboard, Data Synthesis, Data Analysis, Data Cleansing, R Programming, Tidyverse (R Package), Data Preprocessing, Data Transformation, Data Import/Export, Graphing
Mixed · Course · 1 - 4 Weeks

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

University of Washington
Skills you'll gain: Text Mining, Data Visualization Software, Correlation Analysis, Statistical Analysis, Data Analysis, Analytics, Data Collection, Social Network Analysis, Unstructured Data, R Programming, Regression Analysis, Application Programming Interface (API), Trend Analysis, Python Programming
Intermediate · Course · 1 - 4 Weeks

Tableau Learning Partner
Skills you'll gain: Data Visualization, Data Visualization Software, Interactive Data Visualization, Tableau Software, Data Presentation, Tree Maps, Dashboard, Heat Maps, Geospatial Mapping, Data Storytelling, Data Manipulation, Data Mapping, Business Analytics
Beginner · Course · 1 - 3 Months