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.

University of Colorado Boulder
Skills you'll gain: Data Presentation, Data Cleansing, Data Visualization Software, Predictive Analytics, Predictive Modeling, Model Training, Business Analytics, Analytics, Financial Analysis, Advanced Analytics, Data Preprocessing, Financial Data, Data Wrangling, Risk Modeling, Technical Communication, Investment Management, Data Processing, Model Evaluation, Portfolio Management, Model Optimization
★ 4.3 (91) · Intermediate · Course · 1 - 4 Weeks

Universidad de los Andes
Skills you'll gain: Data Visualization, Data Ethics, Data Integration, Exploratory Data Analysis, Statistical Hypothesis Testing, Interactive Data Visualization, Statistical Visualization, Predictive Modeling, Correlation Analysis, Classification And Regression Tree (CART), Data Quality, Data Wrangling, Data Science, Jupyter, Data Analysis, Data Preprocessing, Statistical Machine Learning, Data Transformation, Supervised Learning, Machine Learning Methods
★ 4.7 (588) · Beginner · Specialization · 1 - 3 Months
Michigan State University
Skills you'll gain: Design Elements And Principles, Photography, Photo Editing, Peer Review, Post-Production, Image Quality, Photo/Video Production and Technology, File Management, Aesthetics, Visual Storytelling, Creative Design, Creativity, Digital Publishing, Web Presence, Social Media, Editing, Storytelling, Copywriting, Information Privacy, Writing
★ 4.7 (6.7K) · Beginner · Specialization · 3 - 6 Months
University of Illinois Urbana-Champaign
Skills you'll gain: Strategic Marketing, Marketing Strategies, Marketing Communications, Consumer Behaviour, Brand Strategy, Marketing Channel, Product Marketing, Digital Marketing, Advertising Campaigns, Value Propositions, Marketing Analytics, Brand Management, Market Analysis, Promotional Strategies, Market Opportunities, Target Market, Market Research, Digital Transformation, Market Dynamics, Digital Media Strategy
★ 4.7 (19K) · Intermediate · Specialization · 1 - 3 Months
Macquarie University
Skills you'll gain: Excel Formulas, Microsoft Excel, Excel Macros, Data Validation, Spreadsheet Software, Data Modeling, Financial Forecasting, Predictive Modeling, Financial Modeling, Data Integrity, Visual Basic (Programming Language), Business Modeling, Automation, Data Security
★ 4.8 (8.5K) · Intermediate · Course · 1 - 3 Months
Skills you'll gain: Quality Management, Project Closure, Team Management, Project Management, Product Quality (QA/QC), Project Management Life Cycle, Quality Assessment, Quality Assurance, Team Leadership, Project Controls, Project Implementation, Issue Tracking, Team Building, Project Coordination, Leadership and Management, Project Management Software, Project Risk Management, Data Storytelling, Risk Management, Strategic Thinking
★ 4.8 (10K) · Beginner · Course · 1 - 3 Months

Google Cloud
Skills you'll gain: Business Transformation, Innovation, Digital Transformation, Data Ethics, Cloud Infrastructure, Cloud Platforms, Google Cloud Platform, Culture Transformation, Cloud Services, Cloud Computing, Technology Strategies, Cloud Computing Architecture, Cloud Security, Cloud Deployment, Data Mapping, Applied Machine Learning, Model Training, Cloud Hosting, Image Analysis, Cloud Solutions
★ 4.7 (7.6K) · Beginner · Specialization · 3 - 6 Months

Vanderbilt University
Skills you'll gain: Generative AI, AI Enablement, Innovation, AI Integrations, AI powered creativity, Curriculum Development, AI literacy, Responsible AI, Automation, Workforce Development, Business Strategy
★ 4.8 (1.1K) · Beginner · Course · 1 - 4 Weeks

Skills you'll gain: Vector Databases, Hugging Face, MongoDB, Embeddings, NoSQL, AI Personalization, Artificial Intelligence, PostgreSQL, Data Store, Relational Databases, Database Management Systems, Generative AI, SQL, Databases, Database Systems, LLM Application, Query Languages, Natural Language Processing, Machine Learning, Data Science
★ 4.5 (77) · Intermediate · Specialization · 1 - 3 Months

University of California, Irvine
Skills you'll gain: Data Storytelling, People Analytics, Data Presentation, Employee Relations, Human Resource Strategy, Human Resource Management, Performance Metric, Data Strategy, Employee Training, Dashboard, Business Metrics, Employee Engagement, Business Analysis, Employee Retention, Data Analysis, Training and Development, Compensation and Benefits, Compensation Strategy, Talent Recruitment, Mental Health
★ 4.6 (2.2K) · Beginner · Course · 1 - 4 Weeks

Skills you'll gain: Model Evaluation, Keras (Neural Network Library), Model Training, Tensorflow, Image Analysis, Artificial Neural Networks, Applied Machine Learning, Network Model, Deep Learning, Computer Vision, Machine Learning, Network Architecture
★ 4.6 (848) · Beginner · Guided Project · Less Than 2 Hours

Coursera
Skills you'll gain: Interactive Data Visualization, Data Storytelling, Data Presentation, Data Visualization, Business Intelligence, Dashboard Creation, Business Intelligence Software, Data-Driven Decision-Making, Customer Analysis, Data Modeling, Data Analysis, Data Integration, Advanced Analytics, Spatial Data Analysis, Exploratory Data Analysis, Statistical Analysis, Data Transformation, Decision Support Systems, Collaborative Software, Data Validation
★ 4.7 (90) · Advanced · Specialization · 1 - 3 Months