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.

DeepLearning.AI
Skills you'll gain: Deep Learning, Statistical Analysis, Clinical Trials, Feature Engineering, Statistical Methods, Treatment Planning, Data Analysis, Precision Medicine, Model Evaluation, Applied Machine Learning, Patient Treatment, Clinical Documentation, Statistical Machine Learning, Machine Learning Methods, AI Personalization, Machine Learning, Medical Science and Research, Text Mining, Health Informatics, Large Language Modeling
★ 4.7 (546) · Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: SAS (Software), Data Quality, Data Analysis, Data Analysis Software, Exploratory Data Analysis, Data Cleansing, Virtual Environment, Data Literacy, Interactive Data Visualization, Data Access, Statistical Reporting, Data Transformation, Statistical Programming
★ 4.7 (890) · Beginner · Course · 1 - 4 Weeks
Skills you'll gain: Computer Networking, Network Troubleshooting, Network Administration, TCP/IP, General Networking, Routing Protocols, Network Protocols, Networking Hardware, OSI Models, Network Routing, Network Infrastructure, Dynamic Host Configuration Protocol (DHCP), Network Security, Wireless Networks, Network Model, Data Integrity
★ 4.7 (53K) · Beginner · Course · 1 - 3 Months

Multiple educators
Skills you'll gain: Email Security, Digital Forensics, Network Security, Cloud Infrastructure, Incident Response, Incident Management, Cloud Platforms, Business Continuity Planning, Penetration Testing, Computer Security Incident Management, Business Continuity, Security Controls, System Configuration, Generative AI, Data Storage, Peripheral Devices, Cybersecurity, Application Security, Information Technology, Cryptography
★ 4.7 (16K) · Beginner · Professional Certificate · 3 - 6 Months
DeepLearning.AI
Skills you'll gain: Model Evaluation, Data Analysis, Jupyter, Artificial Intelligence and Machine Learning (AI/ML), Exploratory Data Analysis, Data Ethics, Machine Learning Algorithms, Artificial Intelligence, Model Training, Machine Learning, Applied Machine Learning, Responsible AI, Data Manipulation, Supervised Learning, Information Privacy, AI literacy, Environmental Monitoring, Healthcare Ethics, Public Health
★ 4.8 (252) · Beginner · Course · 1 - 4 Weeks

Multiple educators
Skills you'll gain: Prompt Patterns, Generative Model Architectures, Prompt Engineering Tools, Personalized Campaigns, AI literacy, Multimodal Prompts, Data-Driven Marketing, MarTech, Strategic Marketing, AI powered creativity, AI Enablement, LLM Application, Email Automation, Artificial Intelligence, Artificial Intelligence and Machine Learning (AI/ML), Large Language Modeling, Model Evaluation, Content Creation, Image Quality, Image Analysis
★ 4.7 (12K) · Beginner · Specialization · 1 - 3 Months
University of Pennsylvania
Skills you'll gain: Risk Modeling, Risk Management, Cash Flow Forecasting, Business Modeling, Mathematical Modeling, Data-Driven Decision-Making, Statistical Modeling, Portfolio Management, Forecasting, Regression Analysis, Financial Modeling, Risk Analysis, Data Modeling, Business Analytics, Data Presentation, Quantitative Research, Presentations, Spreadsheet Software, Predictive Modeling, Microsoft Excel
★ 4.5 (11K) · Beginner · Specialization · 3 - 6 Months

University of California, Davis
Skills you'll gain: ArcGIS, Data Storytelling, GIS Software, Spatial Data Analysis, Data Presentation, Geographic Information Systems, Spatial Analysis, Geospatial Mapping, Geospatial Information and Technology, Heat Maps, Data Visualization Software, Network Analysis, Data Manipulation, Network Routing
★ 4.5 (139) · Intermediate · Course · 1 - 4 Weeks

University of Alberta
Skills you'll gain: Reinforcement Learning, Machine Learning Methods, Sampling (Statistics), Machine Learning Algorithms, Simulations, Machine Learning, Algorithms, Applied Machine Learning, Statistical Methods, Probability Distribution
★ 4.8 (1.3K) · Intermediate · Course · 1 - 3 Months

Johns Hopkins University
Skills you'll gain: R (Software), Object Oriented Programming (OOP), Object Oriented Design, R Programming, Debugging, Code Reusability, Functional Design, Programming Principles, Data Structures, Performance Tuning, Performance Testing
★ 4.2 (576) · Intermediate · Course · 1 - 3 Months

DeepLearning.AI
Skills you'll gain: Tensorflow, Deep Learning, Keras (Neural Network Library), Convolutional Neural Networks, Model Optimization, Model Training, Artificial Neural Networks, Model Evaluation
★ 4.9 (1.1K) · Intermediate · Course · 1 - 3 Months

Skills you'll gain: Generative AI, Generative Model Architectures, Large Language Modeling, PyTorch (Machine Learning Library), Transfer Learning, Embeddings, Natural Language Processing, Model Training, Applied Machine Learning, Model Optimization, Data Preprocessing
★ 4.5 (157) · Intermediate · Course · 1 - 4 Weeks