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: Email Marketing, Paid media, Target Audience, Data Storytelling, Social Media Marketing, Social Media Strategy, Content Creation, Target Market, Search Engine Optimization, Social Media, Marketing Budgets, Order Fulfillment, Media Planning, Search Engine Marketing, Customer Retention, Customer Relationship Management, Online Advertising, Digital Media Strategy, Email Automation, Marketing
★ 4.8 (4.7K) · Beginner · Professional Certificate · 3 - 6 Months

Skills you'll gain: Object Oriented Programming (OOP), Object Oriented Design, C# (Programming Language), .NET Framework, Development Environment, Computer Programming, Programming Principles, Microsoft Development Tools, Microsoft Visual Studio, Data Structures, Computer Science, Algorithms, Software Development Tools, Computer Programming Tools, Memory Management, Debugging, Software Installation, Data Storage
Intermediate · Course · 1 - 3 Months

Birla Institute of Technology & Science, Pilani
Skills you'll gain: Data Analysis, Statistical Analysis, Statistical Methods, Analysis, Quantitative Research, Data Visualization, Predictive Modeling, Applied Mathematics
★ 4.1 (10) · Beginner · Course · 1 - 3 Months

LearnKartS
Skills you'll gain: Model Context Protocol, Gemini, Node.JS, Google Gemini, AI Workflows, Generative AI Agents, OpenAI API, Prompt Engineering, Agentic Workflows, Retrieval-Augmented Generation, Embeddings, OpenAI, TypeScript, Back-End Web Development, Server Side, Web Applications, API Design, Web Development, Javascript, Data Management
Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: Marketing Analytics, Data-Driven Marketing, Customer Acquisition Management, Conversion Funnel Analysis, Google Analytics, Data-Driven Decision-Making, Marketing Strategies, Campaign Management, Web Analytics, Analytics, Customer Analysis, Marketing, Business Analytics, Data Analysis, Performance marketing, Key Performance Indicators (KPIs), Microsoft Excel, Business Analysis, E-Commerce, Data Visualization
Beginner · Course · 1 - 4 Weeks

Pragmatic AI Labs
Skills you'll gain: Redis, Data Pipelines, Real Time Data, Data Store, Data Structures, Operational Databases, Rust (Programming Language), Docker (Software), Containerization, Transaction Processing, Scripting, Server Side, Performance Tuning, Performance Testing
Mixed · Course · 1 - 3 Months

Kennesaw State University
Skills you'll gain: Six Sigma Methodology, Lean Six Sigma, Root Cause Analysis, Lean Methodologies, Process Improvement, Data Collection, Quality Improvement, Process Optimization, Correlation Analysis, Statistical Hypothesis Testing, Kaizen Methodology, Process Analysis, Process Improvement and Optimization, Probability Distribution, Regression Analysis, Project Design, Quality Assessment, Project Schedules, Business Process, Project Management
★ 4.7 (4.3K) · Beginner · Specialization · 3 - 6 Months

Skills you'll gain: Unsupervised Learning, Seaborn, Matplotlib, Predictive Modeling, Data Preprocessing, Supervised Learning, NumPy, Plot (Graphics), Model Evaluation, Applied Machine Learning, Predictive Analytics, Dimensionality Reduction, Artificial Intelligence and Machine Learning (AI/ML), Data Processing, PyTorch (Machine Learning Library), Scatter Plots, Python Programming, Data Science, Machine Learning, Data Analysis
★ 4.6 (40) · Beginner · Specialization · 1 - 3 Months

LearnKartS
Skills you'll gain: Model Context Protocol, Vector Databases, Agentic Workflows, Tool Calling, Agentic systems, AI Workflows, Google Gemini, Server Side, Gemini, Generative AI Agents, AI Integrations, Embeddings, Node.JS, Retrieval-Augmented Generation, Large Language Modeling, Web Development, PostgreSQL, Data Processing, Data Modeling, Javascript
Intermediate · Course · 1 - 3 Months

Arizona State University
Skills you'll gain: Regression Analysis, Experimentation, Statistical Methods, Statistical Analysis, Model Optimization, Statistical Modeling, Statistical Inference, Mathematical Modeling, Design Strategies, Model Evaluation
★ 4.7 (67) · Intermediate · Course · 1 - 4 Weeks

Vanderbilt University
Skills you'll gain: Prompt Engineering, AI powered creativity, Multimodal Prompts, Anthropic Claude, ChatGPT, Generative AI, AI literacy, Creative Thinking, Brainstorming, Creativity, Game Design, Creative Problem-Solving, Critical Thinking, Problem Solving
★ 4.7 (113) · Mixed · Course · 1 - 4 Weeks

Illinois Tech
Skills you'll gain: Time Series Analysis and Forecasting, R (Software), Statistical Analysis, Statistical Software, Forecasting, Statistical Programming, Statistical Modeling, Data Analysis, Statistical Methods, Statistical Reporting, Predictive Modeling, Correlation Analysis, Exploratory Data Analysis, Statistical Visualization, Data Presentation, Probability & Statistics, Model Evaluation, Statistical Hypothesis Testing, Data Transformation
★ 4.1 (8) · Intermediate · Course · 1 - 3 Months