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.

Packt
Skills you'll gain: Data Cleansing, Data Manipulation, Advanced Analytics, Applied Machine Learning, Data Wrangling, Fraud detection, Data Transformation, Predictive Modeling, Data Processing, Machine Learning, Data Analysis, Model Training, Data Preprocessing, Sampling (Statistics), Data Integration, Case Studies, Model Evaluation, Workflow Management
Intermediate · Course · 1 - 3 Months

Microsoft
Skills you'll gain: Model Deployment, Data Management, Artificial Intelligence and Machine Learning (AI/ML), Infrastructure Architecture, Data Infrastructure, AI Integrations, MLOps (Machine Learning Operations), Application Deployment, AI Workflows, Model Evaluation, Data Cleansing, Artificial Intelligence, Data Security, Application Frameworks, Machine Learning, Data Preprocessing, Data Pipelines, Scalability
★ 4.5 (261) · Intermediate · Course · 1 - 3 Months

CVS Health
Skills you'll gain: Active Listening, Call Center Experience, De-escalation Techniques, Greeting Customers, Growth Mindedness, Customer Service, Empathy, Interviewing Skills, Cross Selling, Retail Sales, Customer Support, Data Entry, Selling Techniques, Customer Relationship Building, Collaboration, Upselling, Teamwork, Customer Complaint Resolution, Communication, Time Management
★ 4.6 (553) · Beginner · Professional Certificate · 3 - 6 Months

Coursera
Skills you'll gain: SQL, PostgreSQL, Database Management, Data Manipulation, Database Systems, Query Languages
★ 4.2 (13) · Intermediate · Guided Project · Less Than 2 Hours

University of Colorado Boulder
Skills you'll gain: Machine Learning Methods, Feature Engineering, Model Evaluation, Linear Algebra
★ 5 (8) · Intermediate · Course · 1 - 3 Months

University of Michigan
Skills you'll gain: Computational Thinking, Logical Reasoning, Critical Thinking, Data Analysis, Deductive Reasoning, Mathematical Modeling, Analytical Skills, Analysis, Experimentation, Critical Thinking and Problem Solving, Data Literacy, Systems Thinking, Statistical Methods, Independent Thinking, Simulations, Predictive Modeling, Programming Principles, Decision Making, Statistical Inference, Prompt Engineering
★ 4.7 (5K) · Intermediate · Specialization · 3 - 6 Months

Johns Hopkins University
Skills you'll gain: Regression Analysis, Statistical Hypothesis Testing, Statistical Analysis, Probability & Statistics, Statistical Methods, Statistical Programming, Probability Distribution, Data Analysis, Statistical Software, Markov Model, Data Science, Statistical Modeling, Statistical Inference, Probability, Correlation Analysis, R Programming
Intermediate · Course · 1 - 3 Months

Johns Hopkins University
Skills you'll gain: Computer Vision, Model Evaluation, PyTorch (Machine Learning Library), Supervised Learning, Unsupervised Learning, Image Analysis, Applied Machine Learning, Data Preprocessing, Dimensionality Reduction, Machine Learning Methods, Reinforcement Learning, Feature Engineering, Machine Learning Algorithms, Convolutional Neural Networks, Regression Analysis, Data Processing, Model Training, Machine Learning, Deep Learning, Model Optimization
★ 3.4 (16) · Intermediate · Specialization · 3 - 6 Months

University at Buffalo
Skills you'll gain: Anomaly Detection, Production Process, Manufacturing Processes, Data Collection, Systems Analysis, Data Storage, Manufacturing Operations, Systems Engineering, Data Cleansing, Failure Analysis, Digital Transformation, Data Preprocessing, Big Data, Data Analysis Software, Computing Platforms
★ 4.6 (1.2K) · Beginner · Course · 1 - 4 Weeks

Skills you'll gain: Test Automation, Test Script Development, Continuous Integration, CI/CD, Software Testing, Web Development Tools, Test Execution Engine, Test Tools, Test Case, Test Data, Debugging, Maintainability, Quality Assurance
Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: Oracle Databases, Oracle SQL Developer, Performance Tuning, Database Management, Database Administration, Data Maintenance, Database Architecture and Administration, Data Migration, Database Management Systems, Patch Management, Relational Databases, Database Design, Database Software, Data Integrity, Data Import/Export, SQL, Data Storage, Data Management, User Accounts, Data Storage Technologies
★ 5 (15) · Beginner · Specialization · 3 - 6 Months

Skills you'll gain: Business Analysis Tools, Digital Transformation, Business Analysis, Requirements Elicitation, Gap Analysis, Analysis, Business Analytics, Business Requirements, Systems Analysis, Technology Strategies, Microsoft Excel, Process Modeling, Stakeholder Communications
★ 4.6 (448) · Beginner · Course · 1 - 4 Weeks