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: Reinforcement Learning, Dimensionality Reduction, PyTorch (Machine Learning Library), Machine Learning Algorithms, Data Preprocessing, Model Training, Model Evaluation, Artificial Intelligence and Machine Learning (AI/ML), Generative Adversarial Networks (GANs), Deep Learning, Generative AI, Applied Machine Learning, Pandas (Python Package), Scikit Learn (Machine Learning Library), Python Programming, Model Optimization, Machine Learning, Artificial Neural Networks, Natural Language Processing, Feature Engineering
Intermediate · Course · 3 - 6 Months

Coursera
Skills you'll gain: R (Software), Exploratory Data Analysis, R Programming, Data Manipulation, File I/O, Statistical Programming, Data Analysis, File Management, Integrated Development Environments, Programming Principles, Data Science, Data Structures, Computer Programming
Beginner · Guided Project · Less Than 2 Hours

Packt
Skills you'll gain: Stata, STATA (Software), Scripting, Plot (Graphics), Statistical Visualization, Data Visualization, Graphing, Data Visualization Software, Data Manipulation, Statistical Methods, Data Analysis, Data Management, Statistical Programming, Data Presentation, Debugging, Data Import/Export, Data Integrity
Beginner · Course · 1 - 3 Months

Skills you'll gain: Job Control Language (JCL), z/OS, Unix, IBM DB2, Database Management Systems, Mainframe Computing, Unix Shell, Operating System Administration, System Programming, Operating Systems, Unix Commands, System Software, Mainframe Technologies, Data Management, Data Storage Technologies, File Systems, Data Storage, System Configuration, File Management, Transaction Processing
Intermediate · Course · 1 - 4 Weeks

University of California, Irvine
Skills you'll gain: Financial Statement Analysis, Cash Management, Financial Statements, Financial Analysis, Budgeting, Budget Management, Financial Acumen, Financial Forecasting, Cash Flows, Working Capital, Forecasting, Cash Flow Forecasting, Financial Accounting, Financial Data, Finance, Financial Management, Accounting, Corporate Finance
Mixed · Course · 1 - 4 Weeks

28DIGITAL
Skills you'll gain: Digital Assets, Digital Transformation, Case Studies, digital literacy, Business Modeling, Production Process, Systems Architecture, Manufacturing Processes, Process Optimization, Predictive Modeling
Beginner · Course · 1 - 4 Weeks

Skills you'll gain: Generative AI, Prompt Engineering, Presentations, Prompt Engineering Tools, Document Management, Graphic and Visual Design, AI Integrations
Beginner · Course · 1 - 4 Weeks

University of Copenhagen
Skills you'll gain: Research, Science and Research, Record Keeping, Data Collection, Document Management, Research Methodologies, Information Management, Data Quality, Data Access, Intellectual Property
Mixed · Course · 1 - 4 Weeks

Peking University
Skills you'll gain: Bioinformatics, Life Sciences, Molecular Biology, Pharmacology, Statistical Modeling, Predictive Modeling, Network Analysis, Molecular, Cellular, and Microbiology, Data Analysis Software, Data Mapping, Data Processing
Mixed · Course · 3 - 6 Months

Amazon Web Services
Skills you'll gain: Feasibility Studies, Business Analysis, Decision Making, Strategic Decision-Making, Business Planning, Data-Driven Decision-Making, Machine Learning, Strategic Thinking, AI Product Strategy, Business Leadership, Strategic Leadership, Project Planning
Mixed · Course · 1 - 4 Weeks

Kennesaw State University
Skills you'll gain: Cyber Governance, Cyber Security Policies, Cyber Security Strategy, Security Management, Cyber Risk, Cybersecurity, Security Strategy, Risk Management Framework, Continuous Monitoring, Cyber Security Assessment, Security Controls, Enterprise Security, Information Privacy
Beginner · Course · 1 - 3 Months

University of Geneva
Skills you'll gain: Infectious Diseases, Environmental Science, Infection Control, Natural Resource Management, Epidemiology, Environmental Resource Management, Environment, Public Health and Disease Prevention, Sustainable Systems, Health Promotion, Social Determinants Of Health, Sustainable Development, Public Health, Environment Health And Safety, Health Disparities, Climate Change Adaptation, Health Policy, Nutrition and Diet, Data Collection
Intermediate · Course · 1 - 3 Months