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.

Google Cloud
Skills you'll gain: Google Sheets, Data-Driven Decision-Making, Looker (Software), Dashboard, Data Storytelling, Data Presentation, Data Visualization Software, Data Visualization, Spreadsheet Software, Dashboard Creation, SQL, Big Data, Business Intelligence, Data Pipelines, Data Analysis, Data Transformation, Google Workspace, Extract, Transform, Load, Data Warehousing, Data Management
Beginner · Specialization · 3 - 6 Months

University of Pennsylvania
Skills you'll gain: Data Storytelling, Data Presentation, Feature Engineering, Data Visualization Software, Unsupervised Learning, SQL, Data Analysis, Model Evaluation, Seaborn, Data Visualization, Tableau Software, Predictive Modeling, Exploratory Data Analysis, Predictive Analytics, Analytics, Presentations, Database Management, Advanced Analytics, Data Science, Machine Learning
Beginner · Specialization · 1 - 3 Months

University of Colorado System
Skills you'll gain: Marketing Analytics, Data-Driven Marketing, Classification And Regression Tree (CART), Probability & Statistics, AI Personalization, Statistical Software, Regression Analysis, Model Evaluation, Data-Driven Decision-Making, Data Ethics, Unsupervised Learning, Statistical Modeling, Data Visualization, Customer Analysis, Statistical Analysis, Predictive Analytics, Anomaly Detection, Statistical Hypothesis Testing, Advanced Analytics, Machine Learning
Intermediate · Specialization · 3 - 6 Months

Rice University
Skills you'll gain: File I/O, Development Environment, Data Access, Data Structures, File Management, Data Storage, Scripting, Python Programming, Integrated Development Environments, Debugging
Beginner · Course · 1 - 4 Weeks

University of Illinois Urbana-Champaign
Skills you'll gain: Data Mining, Big Data, Text Mining, Unstructured Data, Spatial Data Analysis, Advanced Analytics, Image Analysis, Algorithms, Correlation Analysis, Information Privacy
Mixed · Course · 1 - 3 Months

MathWorks
Skills you'll gain: Plot (Graphics), Data Visualization, Scientific Visualization, Statistical Visualization, Data Presentation, Interactive Data Visualization, Data Import/Export, Technical Communication, Data Analysis, Exploratory Data Analysis, Data Visualization Software, Data Literacy, Statistical Reporting, Statistical Methods, Data Science, Data Processing, Data Cleansing, Data Wrangling, Matlab, Statistical Analysis
Beginner · Course · 1 - 3 Months

University of Glasgow
Skills you'll gain: Data Literacy, Data-Driven Decision-Making, Case Studies, Strategic Decision-Making, Data Strategy, Leadership Studies, Decision Making, Data Quality, Business Leadership, Crisis Management, Critical Thinking, Leadership, Organizational Effectiveness, Digital Analysis, Business Transformation, Storytelling, Leadership Development, Agile Methodology, Strategic Leadership, Leadership and Management
Intermediate · Specialization · 1 - 3 Months

Amazon Web Services
Skills you'll gain: Data Lakes, Data Visualization, Data Architecture, Amazon Web Services, Interactive Data Visualization, Data Engineering, Data Infrastructure, Data Warehousing, Data Processing, Data Access, Query Languages, Data Management, Data Transformation, Data Governance, Data Import/Export, Data Storage, Data Sharing, Data Science, Machine Learning
Beginner · Course · 1 - 3 Months

Skills you'll gain: Data Structures, Algorithms, Software Visualization, Pseudocode, Computational Thinking, Theoretical Computer Science, Computer Science, Technical Communication, Graph Theory, Communication
Intermediate · Course · 1 - 4 Weeks

University of California San Diego
Skills you'll gain: Graph Theory, Network Model, Database Design, Big Data, Graphing, Apache Spark, Network Analysis, Analytics, Data Store, Data Management, Query Languages, Computing Platforms, Scalability, Distributed Computing, Algorithms
Mixed · Course · 1 - 3 Months

Packt
Skills you'll gain: Plotly, PyTorch (Machine Learning Library), NumPy, Matplotlib, Pandas (Python Package), Plot (Graphics), Data Visualization Software, Interactive Data Visualization, Machine Learning Methods, Python Programming, Applied Machine Learning, Scatter Plots, Numerical Analysis, Data Manipulation, Deep Learning, Image Analysis, Linear Algebra, Data Wrangling
Intermediate · Course · 1 - 3 Months

University of Colorado System
Skills you'll gain: Clinical Data Management, Clinical Research, Data Quality, Health Informatics, Time Series Analysis and Forecasting, Data Cleansing, Data Analysis, Data Modeling, Data Science, Analytical Skills, Statistical Reporting, Data Preprocessing, Electronic Medical Record
Intermediate · Course · 1 - 4 Weeks