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: Statistical Inference, Probability Distribution, R Programming, Statistical Visualization, R (Software), Statistical Programming, Statistical Methods, Probability & Statistics, Statistics, Data Visualization, Statistical Analysis, Plot (Graphics), Statistical Modeling, Statistical Hypothesis Testing, Data Analysis, Probability
★ 4.8 (37) · Beginner · Guided Project · Less Than 2 Hours

Skills you'll gain: AWS SageMaker, Amazon Web Services, Model Deployment, Image Analysis, Applied Machine Learning, Model Training, Machine Learning Algorithms, Data Preprocessing, Computer Vision, Deep Learning, Machine Learning
★ 4.5 (95) · Advanced · Guided Project · Less Than 2 Hours

Meta
Skills you'll gain: Jest (JavaScript Testing Framework), React.js, Event-Driven Programming, UI Components, Web Development Tools, Code Reusability, Front-End Web Development, JavaScript Frameworks, Application Programming Interface (API), Web Applications, Unit Testing, Application Development, Software Design Patterns, Javascript, Development Environment, Context Management, Hypertext Markup Language (HTML), Cascading Style Sheets (CSS), Dataflow
★ 4.7 (3.7K) · Intermediate · Specialization · 1 - 3 Months

Amazon Web Services
Skills you'll gain: Generative AI, Business Metrics, Generative Model Architectures, Machine Learning Methods, Applied Machine Learning, Artificial Intelligence and Machine Learning (AI/ML), Machine Learning, Machine Learning Algorithms, AI literacy, Model Evaluation, LLM Application, Artificial Intelligence, Key Performance Indicators (KPIs), Performance Measurement, Performance Metric, Business Solutions
★ 4.5 (276) · Beginner · Course · 1 - 4 Weeks

Skills you'll gain: Predictive Modeling, Applied Machine Learning, Data Preprocessing, Data Analysis, Data Import/Export, Google Cloud Platform, Model Evaluation, Decision Tree Learning, Model Training, Data Processing, Analysis, Machine Learning, Classification Algorithms, Machine Learning Methods, Random Forest Algorithm, Statistical Visualization, Software Visualization
★ 4.7 (25) · Intermediate · Guided Project · Less Than 2 Hours

Duke University
Skills you'll gain: Programming Principles, Algorithms, C (Programming Language), Computer Programming, Program Development, Problem Solving, Solution Design, Computational Logic
★ 4.7 (7K) · Beginner · Course · 1 - 4 Weeks

SkillsBooster Academy
Skills you'll gain: Prompt Engineering, Data Ethics, Data Storytelling, Microsoft Excel, Microsoft Copilot, Data Visualization, Data Analysis, Interactive Data Visualization, Data Presentation, Excel Formulas, AI Orchestration, AI Workflows, Workflow Management, Microsoft Office, Artificial Intelligence, Predictive Analytics, Data Manipulation, Data Management, Business, Generative AI
★ 4.6 (26) · Beginner · Specialization · 3 - 6 Months

Packt
Skills you'll gain: Microsoft Excel, Spreadsheet Software, Data Cleansing, Data Visualization, Data Analysis Software, Productivity Software, Data Security, Data Management, Workflow Management, File Management
★ 4.8 (18) · Beginner · Course · 1 - 3 Months
Skills you'll gain: Prompt Engineering, AI Personalization, Generative AI, Prompt Engineering Tools, Responsible AI, Data Ethics, Large Language Modeling, Business Process Automation, AI Security, Business Workflow Analysis, Personalized Service, Business Process, Personalized Campaigns, Automation, Customer experience improvement, Unstructured Data, Business Intelligence, Data Analysis, Digital Transformation, Content Strategy
Beginner · Course · 1 - 4 Weeks

IE Business School
Skills you'll gain: Survey Creation, Surveys, Market Research, Business Research, Consumer Behaviour, Marketing Strategies, Strategic Marketing, Marketing, Marketing Management, Research Design, Marketing Planning, Data Analysis, Marketing Psychology, Research Reports, Market Analysis, Research Methodologies, Experimentation, Customer Analysis, Business Marketing, Business
★ 4.4 (4.9K) · Beginner · Course · 1 - 4 Weeks

John Wiley & Sons
Skills you'll gain: Threat Modeling, Secure Coding, Application Security, Open Web Application Security Project (OWASP), Cybersecurity, DevSecOps, Cryptographic Protocols, Security Controls, Computer Security, Cryptography, Data Access, Database Application, Encryption, Data Security, Information Assurance, Data Validation, Authorization (Computing), Data Integrity, Computer Programming, Identity and Access Management
Intermediate · Course · 1 - 4 Weeks

SkillsBooster Academy
Skills you'll gain: Retrieval-Augmented Generation, Embeddings, Generative AI, AI literacy, LLM Application, Large Language Modeling, AI Enablement, AI Integrations, AI Workflows, Performance Tuning, Data Architecture, Data Integrity, Data Collection, Document Control, Data Infrastructure, Document Management, Data Preprocessing, Data Transformation, Data Structures, Data Management
Intermediate · Course · 1 - 4 Weeks