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: Keras (Neural Network Library), Convolutional Neural Networks, Reinforcement Learning, Deep Learning, Model Optimization, Autoencoders, Generative AI, Unsupervised Learning, Tensorflow, Generative Adversarial Networks (GANs), Generative Model Architectures, Transfer Learning, Applied Machine Learning, Artificial Intelligence and Machine Learning (AI/ML), Model Training, Time Series Analysis and Forecasting
★ 4.4 (1K) · Intermediate · Course · 1 - 3 Months

University of Alberta
Skills you'll gain: Reinforcement Learning, Machine Learning Methods, Deep Learning, Feature Engineering, Machine Learning Algorithms, Machine Learning, Supervised Learning, Artificial Neural Networks, Model Optimization, Algorithms, Linear Algebra
★ 4.8 (851) · Intermediate · Course · 1 - 3 Months

University of Minnesota
Skills you'll gain: Time Series Analysis and Forecasting, Model Evaluation, Simulations, Operations Research, Probability Distribution, Mathematical Modeling, Supply Chain Planning, Supply Chain, Probability, Predictive Modeling, Statistical Methods, Data Preprocessing, Transportation, Supply Chain, and Logistics, Business Modeling, Simulation and Simulation Software, Model Training, Business Analytics, Workforce Management, Analytics, Predictive Analytics
★ 4.7 (309) · Beginner · Specialization · 3 - 6 Months

Skills you'll gain: Prompt Engineering, Prompt Patterns, Generative AI, Generative Model Architectures, Responsible AI, Prompt Engineering Tools, ChatGPT, AI literacy, Multimodal Prompts, AI powered creativity, Google Gemini, LLM Application, Project Management, AI Enablement, Artificial Intelligence, Artificial Intelligence and Machine Learning (AI/ML), Project Management Life Cycle, Data Ethics, Case Studies, Machine Learning
★ 4.7 (12K) · Intermediate · Specialization · 1 - 3 Months

Skills you'll gain: MySQL, Database Software, Database Management, Database Theory, Data Warehousing, Interactive Data Visualization, Dashboard, Database Administration, Data Visualization Software, Command-Line Interface, Star Schema, Dashboard Creation, Unix Shell, Data Integrity, Unit Testing, Algorithms, Analytics, Linux, Database Architecture and Administration, Software Versioning
★ 4.6 (7.8K) · Beginner · Professional Certificate · 3 - 6 Months

New York University
Skills you'll gain: Supervised Learning, Machine Learning Methods, Model Evaluation, Applied Machine Learning, Statistical Machine Learning, Machine Learning, Statistical Methods, Artificial Neural Networks, Statistical Modeling, Predictive Modeling, Model Training, Scikit Learn (Machine Learning Library), Regression Analysis, Deep Learning, Tensorflow, Logistic Regression, Jupyter, Reinforcement Learning
★ 3.8 (683) · Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: Plotly, Dashboard, Plot (Graphics), Pandas (Python Package), Dashboard Creation, Data Manipulation, Interactive Data Visualization, Data Visualization Software, Data Visualization, Web Applications, Web Design and Development, Application Development, Data Presentation, Data Science, Python Programming
★ 4.7 (403) · Intermediate · Guided Project · Less Than 2 Hours

New York Institute of Finance
Skills you'll gain: Tensorflow, Keras (Neural Network Library), Financial Trading, Data Pipelines, Applied Machine Learning, Machine Learning, Securities Trading, Statistical Machine Learning, Model Training, Market Trend, Data Preprocessing, Deep Learning, Python Programming, Model Evaluation, Correlation Analysis, Artificial Neural Networks, Time Series Analysis and Forecasting
★ 3.9 (379) · Intermediate · Course · 1 - 3 Months

Skills you'll gain: Exploratory Data Analysis, Predictive Modeling, Statistical Process Controls, Correlation Analysis, Statistics, Data-Driven Decision-Making, Statistical Modeling, Statistical Hypothesis Testing, Statistical Methods, Statistical Software, Probability & Statistics, Regression Analysis, Statistical Inference, Predictive Analytics, Data Analysis, SAS (Software), Scatter Plots, Experimentation, Analytical Skills, Data Visualization
★ 4.8 (101) · Beginner · Course · 1 - 3 Months

Skills you'll gain: Microsoft Copilot, Microsoft Power Platform, Prompt Engineering, Microsoft Power Automate/Flow, Power BI, Microsoft 365, Multimedia, Microsoft PowerPoint, Dashboard, Microsoft Word, Microsoft Excel, Spreadsheet Software, Power Platform Architecture & Technical Design, No-Code Development, Data Visualization, Collaborative Software, Microsoft Office, Data Integration, Presentations, Data Analysis
★ 4.7 (7.5K) · Beginner · Specialization · 3 - 6 Months

Skills you'll gain: Django (Web Framework), Responsive Web Design, Cascading Style Sheets (CSS), HTML and CSS, Back-End Web Development, Relational Databases, Object Oriented Programming (OOP), Database Management Systems, Bootstrap (Front-End Framework), Database Management, Code Reusability, Database Theory, SQL, Database Design, Front-End Web Development, Unit Testing, MySQL, Computer Programming, Pseudocode, Communication
★ 4.7 (18K) · Beginner · Specialization · 3 - 6 Months

University of Amsterdam
Skills you'll gain: Regression Analysis, Statistical Inference, Statistics, Correlation Analysis, Statistical Programming, Statistical Modeling, Logistic Regression, Predictive Modeling
★ 4.4 (614) · Mixed · Course · 1 - 3 Months