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 Alberta
Skills you'll gain: Reinforcement Learning, Machine Learning, Machine Learning Algorithms, Artificial Intelligence, Agentic systems, Markov Model, Decision Intelligence, Algorithms
★ 4.8 (2.9K) · Intermediate · Course · 1 - 3 Months
Rice University
Skills you'll gain: Statistical Hypothesis Testing, Statistical Methods, Regression Analysis, Statistical Analysis, Statistical Modeling, Statistical Inference, Business Analytics, Microsoft Excel, Model Evaluation, Estimation, Data Analysis, Analytics, Data Transformation
★ 4.8 (1.4K) · Mixed · Course · 1 - 4 Weeks

Johns Hopkins University
Skills you'll gain: Regression Analysis, Statistical Analysis, Statistical Modeling, Logistic Regression, Data Science, Data Analysis, Statistical Methods, Model Evaluation, Probability & Statistics, Statistical Inference, Statistical Hypothesis Testing
★ 4.4 (3.4K) · Mixed · Course · 1 - 4 Weeks

University of Glasgow
Skills you'll gain: NumPy, Generative AI, Data Preprocessing, Model Evaluation, Scikit Learn (Machine Learning Library), LLM Application, Deep Learning, Python Programming, Prompt Engineering, Feature Engineering, Operations Research, Dimensionality Reduction, Algorithms, Object Oriented Programming (OOP), Mathematical Modeling, Matplotlib, Data Structures, Unit Testing, Data Visualization, Performance Analysis
Intermediate · Specialization · 1 - 3 Months

University of Illinois Urbana-Champaign
Skills you'll gain: Text Mining, Natural Language Processing, Data Mining, Unstructured Data, Big Data, Applied Machine Learning, Data Engineering, Web Scraping, AI Personalization, Model Evaluation, Machine Learning Algorithms, Web Analytics and SEO, Machine Learning, Model Optimization, Network Analysis, Statistical Methods, Statistical Modeling, Probability & Statistics
★ 4.5 (965) · Mixed · Course · 1 - 3 Months
University of London
Skills you'll gain: Descriptive Statistics, Statistics, Probability & Statistics, Exploratory Data Analysis, Statistical Methods, Statistical Hypothesis Testing, Data Visualization, Decision Intelligence, Operations Research, Data-Driven Decision-Making, Statistical Modeling, Data Analysis, Probability, Probability Distribution, Statistical Analysis, Sampling (Statistics), Statistical Inference, Mathematical Modeling
★ 4.6 (1.5K) · Beginner · Course · 1 - 3 Months

Skills you'll gain: OpenAI API, Amazon Bedrock, OpenAI, Multimodal Prompts, Generative AI, AWS SageMaker, Generative AI Agents, LLM Application, Responsible AI, Retrieval-Augmented Generation, Prompt Engineering, Amazon Web Services, Agentic Workflows, Artificial Intelligence and Machine Learning (AI/ML), Large Language Modeling, Embeddings, Cyber Governance, Vector Databases, Data Ethics, Natural Language Processing
Beginner · Specialization · 1 - 3 Months

Skills you'll gain: Prompt Engineering, ChatGPT, OpenAI API, No-Code Development, Microsoft Power Automate/Flow, IBM Cloud, OpenAI, Serverless Computing, LLM Application, Context Management, Cloud Applications, Cloud API, Artificial Intelligence, Generative AI Agents, AI Integrations, Automation, Development Testing, Natural Language Processing, Customer Service, Planning
★ 5 (16) · Beginner · Specialization · 1 - 3 Months

Northeastern University
Skills you'll gain: Generative AI, Generative AI Agents, AI Workflows, AI Orchestration, CrewAI, Multimodal Prompts, Google Gemini, Model Deployment, Prompt Patterns, Retrieval-Augmented Generation, Responsible AI, Agentic systems, Prompt Engineering, AI Security, Application Deployment, OpenAI, Agentic Workflows, LLM Application, OpenAI API, Cloud Deployment
Beginner · Course · 1 - 3 Months

University of Zurich
Skills you'll gain: Probability, Probability Distribution, Probability & Statistics, Descriptive Statistics, Statistical Methods, Finance, Correlation Analysis, Decision Making
★ 4.8 (1.9K) · Beginner · Course · 1 - 3 Months
Skills you'll gain: Dashboard, Business Intelligence, Business Intelligence Software, Dashboard Creation, Tableau Software, Interactive Data Visualization, Business Reporting, Data Presentation, Data Visualization Software, Data Visualization, Stakeholder Communications, Performance Tuning, Interviewing Skills, Data Analysis, Presentations
★ 4.8 (1.4K) · Advanced · Course · 1 - 3 Months

Skills you'll gain: Keras (Neural Network Library), Deep Learning, Transfer Learning, Artificial Neural Networks, Recurrent Neural Networks (RNNs), Convolutional Neural Networks, Model Optimization, Machine Learning Methods, Image Analysis, Applied Machine Learning, Autoencoders, Model Training, Regression Analysis, Network Architecture, Natural Language Processing, Machine Learning
★ 4.7 (2.1K) · Intermediate · Course · 1 - 3 Months