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 Minnesota
Skills you'll gain: Software Testing, JUnit, Verification And Validation, Unit Testing, Test Case, Test Automation, Development Testing, Test Planning, Test Tools, White-Box Testing, Code Coverage, Software Quality Assurance, Functional Testing, Test Script Development, Systems Development Life Cycle, Test Data, Technical Communication
★ 4.3 (830) · Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: Data Ethics, Responsible AI, Information Privacy, Personally Identifiable Information, AI literacy, Digital Transformation, Cyber Governance, AI Product Strategy, AI Enablement, Artificial Intelligence, Law, Regulation, and Compliance, Business Ethics, Ethical Standards And Conduct, Artificial Intelligence and Machine Learning (AI/ML), Generative AI
Beginner · Course · 3 - 6 Months

University of Geneva
Skills you'll gain: Sustainable Development, Geographic Information Systems, Geospatial Information and Technology, GIS Software, Environment and Resource Management, Spatial Data Analysis, Water Sustainability, Natural Resource Management, Spatial Analysis, Environmental Science, Environmental Policy, Environmental Issue, Hydrology, Economics, Governance, Case Studies, Ethical Standards And Conduct
★ 4.8 (742) · Intermediate · Course · 1 - 3 Months

Skills you'll gain: Bookkeeping, Financial Analysis, Financial Modeling, Financial Statements, Financial Statement Analysis, Financial Accounting, Financial Reporting, Microsoft Excel, Reconciliation, Income Statement, Accounting, Excel Formulas, Balance Sheet, Cash Flows, Spreadsheet Software, Auditing, Verification And Validation
Advanced · Course · 1 - 4 Weeks

IE Business School
Skills you'll gain: Financial Policy, International Finance, Public Policies, Economics, Economic Development, Economics, Policy, and Social Studies, Policy Development, Business Economics, Market Opportunities, International Relations, Tax, Market Data, Policy Analysis, Socioeconomics, Risk Analysis, Demography, Crisis Management, Fiscal Management, Social Studies, Supply And Demand
★ 4.8 (1.4K) · Intermediate · Specialization · 3 - 6 Months

Skills you'll gain: Data-Driven Decision-Making, Minitab, Regression Analysis, Predictive Modeling, Logistic Regression, Statistical Hypothesis Testing, Statistical Analysis, Scatter Plots, Correlation Analysis, Data Analysis, Analytics, Data Analysis Software, Predictive Analytics, Statistical Methods, Descriptive Statistics, Statistical Software, Statistical Modeling, Advanced Analytics, Forecasting, Business Analytics
★ 4.8 (25) · Beginner · Specialization · 1 - 3 Months

Skills you'll gain: Email Marketing, Email Automation, Marketing Automation, Campaign Management, Digital Marketing, Marketing Strategies, Campaign Planning, Personalized Campaigns, Marketing Analytics, Automation, Customer Engagement, Performance Analysis, Customer Relationship Building, Target Audience
Mixed · Course · 1 - 4 Weeks

Microsoft
Skills you'll gain: Model Deployment, Data Management, Artificial Intelligence and Machine Learning (AI/ML), Infrastructure Architecture, Data Infrastructure, AI Integrations, MLOps (Machine Learning Operations), Application Deployment, AI Workflows, Model Evaluation, Data Cleansing, Artificial Intelligence, Data Security, Application Frameworks, Machine Learning, Data Preprocessing, Data Pipelines, Scalability
★ 4.5 (261) · Intermediate · Course · 1 - 3 Months

Coursera
Skills you'll gain: Email Marketing, Performance Analysis, Campaign Management, Target Audience, Customer Analysis, Project Design, Customer Relationship Management (CRM) Software, Gmail, Customer Relationship Management, Customer Data Management, Performance Measurement, Regulation and Legal Compliance, Driving engagement, Compliance Management, Compliance Auditing, Customer Engagement, Regulatory Compliance, Personalized Campaigns, Management Accounting, Behavioral Economics
Beginner · Course · 3 - 6 Months

University of Illinois Urbana-Champaign
Skills you'll gain: Memory Management, C++ (Programming Language)
Intermediate · Course · 1 - 3 Months

LearnQuest
Skills you'll gain: Model Evaluation, Time Series Analysis and Forecasting, Feature Engineering, Inventory Management System, Inventory Management, Demand Planning, Matplotlib, Predictive Modeling, Forecasting, Exploratory Data Analysis, Predictive Analytics, Data Visualization, Model Optimization, Pandas (Python Package), Data Analysis, Data Manipulation, Machine Learning
★ 3.9 (10) · Intermediate · Course · 1 - 4 Weeks

University at Buffalo
Skills you'll gain: Manufacturing and Production, Digital Transformation, Manufacturing Processes, Manufacturing Operations, Production Process, Product Design, Automation, Digital Design, Digital Analysis, Innovation, Safety and Security, Advanced Analytics, Technology Roadmaps, Cybersecurity, Big Data
★ 4.7 (3.6K) · Beginner · Course · 1 - 4 Weeks