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 Structures, Graph Theory, Algorithms, Java, Java Programming, Data Management, Secure Coding, Theoretical Computer Science, Programming Principles, Other Programming Languages, Performance Tuning, Computer Programming
Intermediate · Specialization · 1 - 3 Months

Coursera
Skills you'll gain: Workflow Management, Data Entry, Organizational Skills, Process Management, Operational Efficiency, Project Management Software, Editing, Data Management
Beginner · Course · 1 - 4 Weeks

Skills you'll gain: Exploratory Data Analysis, Correlation Analysis, Plot (Graphics), Matplotlib, Seaborn, Data Cleansing, Data Visualization, Pandas (Python Package), Data Analysis, Data Manipulation, NumPy, Data Science, Statistical Analysis, Data Wrangling, Python Programming
Beginner · Guided Project · Less Than 2 Hours

SkillUp
Skills you'll gain: Personally Identifiable Information, Cybersecurity, General Data Protection Regulation (GDPR), Information Privacy, Data Security, Data Loss Prevention, Incident Response, Data Governance, Law, Regulation, and Compliance, Data Management, Data Storage, Data Integrity, Data Ethics, Regulation and Legal Compliance
Beginner · Course · 1 - 4 Weeks

University of Michigan
Skills you'll gain: Data Literacy, Statistical Hypothesis Testing, Scientific Methods, Data Analysis, Statistical Reporting, Experimentation, Science and Research, Research Design, Analytical Skills, General Science and Research, Research, Peer Review, Probability & Statistics, Journalism, Statistical Inference, Statistical Methods, Media and Communications, Research Methodologies
Beginner · Course · 1 - 4 Weeks

Skills you'll gain: Data Warehousing, Extract, Transform, Load, Data Pipelines, Linux Commands, SQL, IBM Cognos Analytics, Apache Kafka, Bash (Scripting Language), Apache Airflow, Shell Script, IBM DB2, Data Transformation, Data Visualization, Dashboard, File Management, Dashboard Creation, Star Schema, Database Management, Relational Databases, Stored Procedure
Beginner · Specialization · 3 - 6 Months

Skills you'll gain: Interoperability, Medical Privacy, Clinical Data Management, Data Cleansing, Data Preprocessing, Health Informatics, Feature Engineering, Data Transformation, Health Insurance Portability And Accountability Act (HIPAA) Compliance, Data Quality, ICD Coding (ICD-9/ICD-10), Data Processing, Health Care, Health Information Management, Data Integration, Medical Records, Medical Coding, Data Validation, Electronic Medical Record, Machine Learning
Intermediate · Course · 1 - 4 Weeks

Coursera
Skills you'll gain: Data Structures, Plot (Graphics), Python Programming, Data Store, Data Storage
Intermediate · Guided Project · Less Than 2 Hours

Skills you'll gain: Debugging, Automation, Python Programming, Data Structures, Programming Principles, Scripting Languages, Development Environment, Scripting, Data Manipulation, Other Programming Languages, File Management, Data Validation, Package and Software Management, Software Installation
Beginner · Course · 3 - 6 Months
University of Toronto
Skills you'll gain: Geographic Information Systems, Geospatial Information and Technology, Geospatial Mapping, GIS Software, Data Mapping, Spatial Data Analysis, Metadata Management, Quantitative Research, Spatial Analysis, Typography, Data Cleansing, Data Manipulation, Design Elements And Principles, Data Import/Export
Beginner · Course · 1 - 3 Months

Skills you'll gain: Plotly, Model Evaluation, NumPy, Statistical Methods, Probability & Statistics, Plot (Graphics), Dashboard, Statistics, Pandas (Python Package), Data Analysis, Database Development, Statistical Analysis, Regression Analysis, Dashboard Creation, Data Manipulation, Python Programming, Applied Machine Learning, Probability, Data Science, Performance Tuning
Intermediate · Specialization · 3 - 6 Months

Knowledge Accelerators
Skills you'll gain: Dashboard Creation, Pivot Tables And Charts, Power BI, Spreadsheet Software, Data Analysis, Analytics, Business Modeling, Business Analysis, Data Storytelling, Data Presentation, Microsoft 365, Trend Analysis, Data Security, Data Entry, Data Management, Productivity
Intermediate · Course · 1 - 3 Months