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 Virginia
Skills you'll gain: Digital Transformation, Business Transformation, Technology Strategies, Digital Analysis, Competitive Analysis, Data Strategy, Organizational Development, Corporate Strategy, Business Strategy, Business Economics, Business Technologies, Emerging Technologies, Market Dynamics, Change Management, Process Development, Innovation, Market Opportunities
Beginner · Course · 1 - 4 Weeks

LearnQuest
Skills you'll gain: Time Series Analysis and Forecasting, Demand Planning, Trend Analysis, Data Visualization, Regression Analysis, Plot (Graphics), Forecasting, Statistical Analysis, Predictive Modeling, Correlation Analysis, Predictive Analytics, Supply Chain Systems, Applied Machine Learning, Supply Chain, Supply Chain Management, Data Analysis, Pandas (Python Package), Statistical Modeling, Machine Learning, Python Programming
Intermediate · Course · 1 - 4 Weeks

Universidad de los Andes
Skills you'll gain: Data Ethics, Predictive Modeling, Classification And Regression Tree (CART), Statistical Machine Learning, Supervised Learning, Machine Learning Methods, Regression Analysis, Model Training, Applied Machine Learning, Predictive Analytics, Model Evaluation, Machine Learning Software, Scikit Learn (Machine Learning Library), Machine Learning, Machine Learning Algorithms, Classification Algorithms, Decision Tree Learning, Responsible AI, Model Optimization, Python Programming
Beginner · Course · 1 - 4 Weeks

Amazon Web Services
Skills you'll gain: Amazon Bedrock, Generative AI, Generative Model Architectures, Amazon Web Services, Large Language Modeling, Artificial Intelligence
Beginner · Course · 1 - 4 Weeks

Skills you'll gain: Model Evaluation, Forecasting, Trend Analysis, Statistical Visualization, Spreadsheet Software, Regression Analysis, Time Series Analysis and Forecasting, Statistical Methods, Statistical Analysis, Plot (Graphics), Predictive Modeling, Data-Driven Decision-Making, Data Analysis
Intermediate · Guided Project · Less Than 2 Hours

Skills you'll gain: Bash (Scripting Language), Test Automation, Unit Testing, Development Testing, Test Script Development, Scripting, Unix Shell, Software Testing, Shell Script, File I/O, Linux Commands, Test Driven Development (TDD), Unix Commands, Scripting Languages, Development Environment, Operating Systems, Linux, Command-Line Interface, File Management, OS Process Management
Beginner · Course · 1 - 3 Months

Skills you'll gain: Mindfulness, AI literacy, Self-Awareness, AI Personalization, Mental Concentration, Personal Development, Data Analysis, Tactfulness, AI Workflows, Analytical Skills, Artificial Intelligence, Habit Formation, Goal Setting, Persona Development, Generative AI, Psychology
Beginner · Course · 1 - 4 Weeks

Skills you'll gain: Data Warehousing, Identity and Access Management, Database Design, Google Cloud Platform, Query Languages, Role-Based Access Control (RBAC), Relational Databases, Data Import/Export, SQL, Data Architecture, Data Integration, Database Architecture and Administration, Data Sharing, Data Modeling
Intermediate · Course · 1 - 3 Months

Universitat Autònoma de Barcelona
Skills you'll gain: Microsoft PowerPoint, Microsoft Word, Microsoft Excel, Microsoft Office, Spreadsheet Software, digital literacy, Automation, Data Entry, Computer Literacy, Information Technology, Document Management, Graphical Tools
Beginner · Course · 1 - 3 Months

Skills you'll gain: Descriptive Statistics, Data Analysis, Exploratory Data Analysis, Quantitative Research, R Programming, Statistical Analysis, Histogram, R (Software), Statistical Methods, Statistical Programming, Probability & Statistics, Descriptive Analytics, Statistics, Statistical Software, Data Science
Beginner · Guided Project · Less Than 2 Hours

Skills you'll gain: Meta Ads Manager, Marketing Analytics, Data-Driven Marketing, Bayesian Statistics, Descriptive Statistics, Marketing Effectiveness, Statistical Hypothesis Testing, Target Audience, Marketing Strategies, Marketing Planning, Statistical Inference, Marketing Strategy and Techniques, Statistical Software, Sampling (Statistics), A/B Testing, Data Collection, Marketing, Analytics, Performance marketing, Web Analytics
Intermediate · Specialization · 3 - 6 Months

Duke University
Skills you'll gain: Debugging, File I/O, Memory Management, Programming Principles, Maintainability, Software Testing, Program Development, C (Programming Language), Development Testing, Algorithms, Test Planning, Simulations, System Programming, Systems Development Life Cycle, Computer Programming, Data Structures, C and C++, Software Engineering, Problem Solving, Software Design
Beginner · Specialization · 3 - 6 Months