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: Extract, Transform, Load, Data Validation, Data Transformation, Applied Machine Learning, Object-Relational Mapping, Data Wrangling, Data Cleansing, Data Manipulation, Data Integration, Web Scraping, Data Quality, Data Pipelines, Pandas (Python Package), Descriptive Statistics, Data Modeling, Data Science, Python Programming, Scikit Learn (Machine Learning Library), Extensible Markup Language (XML), Data Analysis
Beginner · Specialization · 1 - 4 Weeks

Coursera
Skills you'll gain: Exploratory Data Analysis, Data Wrangling, Pandas (Python Package), Data Visualization, Descriptive Statistics, Data Manipulation, Data Transformation, Data Analysis, Statistics, Statistical Analysis, Data Management
Beginner · Guided Project · Less Than 2 Hours

University of Colorado Boulder
Skills you'll gain: Data Security, Cybersecurity, Cyber Attacks, Data Ethics, Computer Security, Authentications, Cryptography, Information Assurance, Cyber Security Policies, Authorization (Computing), Security Software, Security Controls, Cyber Security Assessment, Information Privacy, Encryption, Data Access, Security Awareness, Risk Analysis, Problem Solving, Communication
Build toward a degree
Beginner · Course · 1 - 3 Months

Logical Operations
Skills you'll gain: R Programming, R (Software), Data Science, Data Analysis, Statistical Modeling, Data Visualization, Statistical Analysis, Statistical Visualization, Regression Analysis, Statistical Machine Learning, Plot (Graphics), Data Structures, Computer Programming, Decision Tree Learning, Machine Learning Methods, Machine Learning, Software Development, Computer Programming Tools, Data Import/Export, Machine Learning Algorithms
Intermediate · Specialization · 1 - 3 Months

Skills you'll gain: Professional Networking, Interviewing Skills, Data Analysis, Presentations, Relationship Building, Job Analysis, Writing, Portfolio Management, Oral Expression, Company, Product, and Service Knowledge, Market Opportunities
Beginner · Course · 1 - 4 Weeks

University of Colorado Boulder
Skills you'll gain: Sampling (Statistics), Estimation, Data Collection, Risk Analysis, Statistical Methods, Statistical Software, Return On Investment, Statistical Analysis, Sample Size Determination, Quantitative Research, R (Software), Data Analysis, Risk Management, Probability & Statistics, Statistical Inference, Statistical Hypothesis Testing, R Programming, Project Estimation, Business Analysis
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Intermediate · Course · 1 - 3 Months

Coursera
Skills you'll gain: Data Pipelines, Apache Airflow, Data Integration, Cloud Deployment, Dataflow, Extract, Transform, Load, Cloud Computing, Data Infrastructure, Data Processing, Data Warehousing, Maintainability
Beginner · Course · 1 - 4 Weeks

Skills you'll gain: Pandas (Python Package), NumPy, Data Wrangling, Data Transformation, Data Manipulation, Data Processing, Pivot Tables And Charts, Data Analysis Software, Data Preprocessing, Data Cleansing, Data Analysis, Numerical Analysis, Statistical Analysis, Data Structures, Descriptive Statistics
Mixed · Course · 1 - 4 Weeks

Skills you'll gain: GIS Software, Model Evaluation, Geographic Information Systems, Extract, Transform, Load, Spatial Analysis, Spatial Data Analysis, Geospatial Mapping, Data Pipelines, Geospatial Information and Technology, Geostatistics, Apache Airflow, Interactive Data Visualization, Cloud Computing, Leaflet (Software), Google Cloud Platform, Environmental Monitoring, Model Training, Graphic and Visual Design, Pandas (Python Package), Python Programming
Beginner · Specialization · 3 - 6 Months

Ball State University
Skills you'll gain: Statistical Methods, Probability & Statistics, Probability, Statistical Modeling, Statistical Programming, Statistical Analysis, Probability Distribution, Statistical Inference, Bayesian Statistics, Data Science, Sampling (Statistics), Statistical Hypothesis Testing, R Programming, Dimensionality Reduction, R (Software), Simulations, Statistical Visualization
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Intermediate · Course · 1 - 3 Months

University of Glasgow
Skills you'll gain: Responsible AI, Generative AI, Generative Model Architectures, AI literacy, Risking, AI Integrations, Data Ethics, ChatGPT, Risk Management Framework, Data Science, LLM Application, Large Language Modeling, Artificial Intelligence and Machine Learning (AI/ML), Data Security, Statistical Methods
Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: Environmental Social And Corporate Governance (ESG), Sustainability Reporting, Compliance Reporting, Data Centers, Sustainability Standards, Sustainable Architecture, Data Infrastructure, Corporate Sustainability, Operational Efficiency, Product Lifecycle Management, Performance Metric
Advanced · Course · 1 - 4 Weeks