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.

National Taiwan University
Skills you'll gain: Reinforcement Learning, Artificial Intelligence and Machine Learning (AI/ML), Deep Learning, Theoretical Computer Science, Classification Algorithms, Machine Learning Methods, Artificial Neural Networks, Artificial Intelligence, Machine Learning Algorithms, Applied Machine Learning, Machine Learning, Model Evaluation, Autoencoders, Convolutional Neural Networks, Supervised Learning, Statistical Machine Learning, Computer Science, Decision Tree Learning, Generative Adversarial Networks (GANs), Algorithms
Intermediate · Course · 1 - 3 Months

Universitat Politècnica de València
Skills you'll gain: Data Presentation, Pivot Tables And Charts, Dashboard, Microsoft Excel, Dashboard Creation, Data Visualization, Spreadsheet Software, Graphing, Excel Formulas, Business Reporting, Data Processing, Data Synthesis, Data Analysis, Consolidation, Data Integration
Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: Process Mapping, Root Cause Analysis, Lean Six Sigma, Lean Methodologies, Correlation Analysis, Process Improvement, Quality Improvement, Project Risk Management, Lean Manufacturing, Six Sigma Methodology, Risk Management, Process Analysis, Regression Analysis, Process Improvement and Optimization, Statistical Methods, Statistics, Statistical Process Controls, Continuous Improvement Process, Data Collection, Quality Management
Beginner · Specialization · 3 - 6 Months

John Wiley & Sons
Skills you'll gain: Law, Regulation, and Compliance, Information Privacy, Personally Identifiable Information, Data Security, General Data Protection Regulation (GDPR), Legal Risk, Regulation and Legal Compliance, Data Governance, Data Ethics, Court Systems, Legal Strategy, Civil Law, Regulatory Compliance, Compliance Management, Financial Industry Regulatory Authorities, Program Development, Case Law
Beginner · Course · 1 - 4 Weeks

University of Virginia
Skills you'll gain: Web Presence, Brand Management, Personal Attributes, Safety and Security, digital literacy, Social Media, Self-Awareness, Social Media Management, Social Media Strategy, Relationship Building, Information Privacy, Goal Setting, Constructive Feedback
Beginner · Course · 1 - 3 Months

University of Colorado Boulder
Skills you'll gain: Microbiology, Physiology, Epidemiology, Life Sciences, Big Data, Data Analysis, Medical Science and Research, Immunology, Molecular Biology, Nutrition and Diet, Biology, Metadata Management, Specimen Collection, Taxonomy
Beginner · Course · 1 - 3 Months

Skills you'll gain: Email Marketing, Paid media, Target Audience, Data Storytelling, Social Media Marketing, Social Media Strategy, Content Creation, Target Market, Search Engine Optimization, Social Media, Marketing Budgets, Order Fulfillment, Media Planning, Search Engine Marketing, Customer Retention, Customer Relationship Management, Online Advertising, Digital Media Strategy, Email Automation, Marketing
Beginner · Professional Certificate · 3 - 6 Months

Arizona State University
Skills you'll gain: Intrusion Detection and Prevention, Cyber Attacks, Cybersecurity, Data Security, Cyber Security Strategy, Vulnerability Assessments, Security Management, Threat Detection, Information Systems Security, Security Strategy, Security Controls, Network Security, Vulnerability Management, Identity and Access Management, Email Security, Security Awareness, Encryption, Patch Management, Disaster Recovery, Risk Management
Beginner · Course · 1 - 3 Months

Total Seminars
Skills you'll gain: Security Controls, Authentications, Cryptographic Protocols, Risk Management Framework, Cybersecurity, Cryptography, Security Management, Computer Security, Threat Modeling, Cyber Attacks, Data Security, Cyber Security Assessment, Encryption, Threat Management, Threat Detection, Cyber Risk, Cyber Threat Intelligence, Security Awareness, Cyber Threat Hunting, Vulnerability Assessments
Intermediate · Course · 1 - 3 Months
Universidade de São Paulo
Skills you'll gain: Conversion Funnel Analysis, Search Engine Marketing, Digital Marketing, Email Marketing, Digital Marketing Campaigns, Google Ads, Marketing Strategies, Search Engine Optimization, Google Analytics, Online Advertising, A/B Testing, Pay Per Click Advertising, Marketing Planning, Advertising Campaigns, Web Analytics, Digital Advertising, Facebook, Campaign Management, Marketing Analytics
Beginner · Course · 1 - 3 Months

Skills you'll gain: Probability & Statistics, Statistics, Data-Driven Decision-Making, Probability, Probability Distribution, Estimation, Business Analytics, Data Analysis, Statistical Methods, Analytics, Statistical Modeling, Statistical Analysis, Descriptive Statistics, Correlation Analysis, Variance Analysis
Mixed · Course · 1 - 4 Weeks

MathWorks
Skills you'll gain: Model Evaluation, Computer Vision, Model Deployment, Anomaly Detection, Convolutional Neural Networks, Image Analysis, Transfer Learning, Model Training, Fine-tuning, Deep Learning, Generative AI, Artificial Neural Networks, Applied Machine Learning, Data Preprocessing, Matlab, Software Visualization, Classification Algorithms, Model Optimization, Predictive Modeling, Performance Tuning
Beginner · Specialization · 1 - 3 Months