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: Model Evaluation, Tensorflow, Model Training, Supervised Learning, Model Optimization, Artificial Neural Networks, Regression Analysis, Applied Machine Learning, Statistical Machine Learning, Machine Learning Algorithms, Deep Learning, Image Analysis, Machine Learning, Random Forest Algorithm, AI Workflows, Decision Tree Learning, Natural Language Processing, Scikit Learn (Machine Learning Library), Data Science, Python Programming
★ 4.4 (92) · Advanced · Course · 1 - 4 Weeks

Fundação Instituto de Administração
Skills you'll gain: Big Data, R (Software), Data Mining, Data-Driven Decision-Making, Data Visualization, Data Strategy, FinTech, Data Engineering, Data Visualization Software, Plot (Graphics), Deep Learning, Statistical Visualization, Machine Learning Methods, R Programming, Predictive Analytics, Analytics, Applied Machine Learning, Financial Market, Data Analysis, Digital Transformation
★ 4.3 (91) · Beginner · Specialization · 1 - 3 Months

Skills you'll gain: Kubernetes, Infrastructure as Code (IaC), Application Performance Management, Terraform, Generative AI, Identity and Access Management, Generative AI Agents, Google Gemini, Google Cloud Platform, Metadata Management, Data Sharing, Data Pipelines, Cloud-Native Computing, Cloud Development, Generative Model Architectures, Serverless Computing, Cloud Security, Cloud Computing Architecture, Dashboard Creation, MLOps (Machine Learning Operations)
★ 4.6 (2.9K) · Advanced · Specialization · 3 - 6 Months

Skills you'll gain: Excel Formulas, Quantitative Research, Microsoft Excel, Financial Analysis, Spreadsheet Software, Statistical Analysis, Business Mathematics, Statistical Methods, Market Data, Financial Data, Descriptive Statistics, Data Analysis Software, Market Trend
Mixed · Course · 1 - 4 Weeks

University of California, Davis
Skills you'll gain: Surveys, Statistical Hypothesis Testing, Survey Creation, Focus Group, Quantitative Research, Qualitative Research, Data Visualization, Data Synthesis, Market Research, Data Presentation, Proposal Writing, Data Storytelling, Business Research, Statistical Analysis, Presentations, Discussion Facilitation, Marketing Analytics, Storytelling, Research Reports, Research Methodologies
★ 4.6 (1.5K) · Beginner · Specialization · 3 - 6 Months

Board Infinity
Skills you'll gain: Brand Strategy, Data Storytelling, Data Presentation, Branding, Brand Marketing, Dashboard, Interactive Data Visualization, Dashboard Creation, Storytelling, Target Audience, Brand Management, Experience Design, Data-Driven Marketing, Digital Brand Strategy, Journey Mapping, Marketing Psychology, Design Strategies, Digital Advertising, Digital Media Strategy, Data Visualization
Beginner · Specialization · 1 - 3 Months

DeepLearning.AI
Skills you'll gain: AI Enablement, AI Product Strategy, Responsible AI, Artificial Intelligence, Data Ethics, Artificial Intelligence and Machine Learning (AI/ML), AI Integrations, Applied Machine Learning, Artificial Neural Networks, Data Science, Deep Learning, Machine Learning
★ 4.8 (1.4K) · Beginner · Course · 1 - 4 Weeks

Skills you'll gain: Focus Group, Prompt Engineering, Qualitative Research, Market Research, Discussion Facilitation, Data Synthesis, Customer Insights, Business Research, Real Time Data, User Feedback, Analysis, Design Research, Data Analysis, Artificial Intelligence, AI Integrations, Generative AI
Beginner · Course · 1 - 4 Weeks

John Wiley & Sons
Skills you'll gain: Law, Regulation, and Compliance, Information Privacy, Personally Identifiable Information, Data Security, General Data Protection Regulation (GDPR), Legal Risk, Regulation and Legal Compliance, Data Governance, Data Ethics, Court Systems, Legal Strategy, Civil Law, Regulatory Compliance, Compliance Management, Financial Industry Regulatory Authorities, Program Development, Case Law
Beginner · Course · 1 - 4 Weeks

Meta
Skills you'll gain: React.js, Mobile Development, Event-Driven Programming, UI Components, Code Reusability, Front-End Web Development, Web Applications, JavaScript Frameworks, Application Development, Javascript, Hypertext Markup Language (HTML), Cascading Style Sheets (CSS), Dataflow
★ 4.7 (2.6K) · Beginner · Course · 1 - 4 Weeks
Duke University
Skills you'll gain: Responsible AI, Data Ethics, Generative AI, Artificial Intelligence, AI literacy, Decision Intelligence, Machine Learning, Machine Learning Methods, Model Evaluation, Artificial Neural Networks, Information Privacy
★ 4.7 (61) · Intermediate · Course · 1 - 4 Weeks
University of Illinois Urbana-Champaign
Skills you'll gain: Data Storytelling, Data Governance, Marketing Analytics, Data Presentation, Data Visualization, Business Workflow Analysis, Business Analytics, Data-Driven Marketing, Accounting, Data Management, Storytelling, Data Collection, Data Quality, Data Visualization Software, Classification Algorithms, Business Analysis, Analytics, Data Analysis, Power BI, Machine Learning
★ 4.6 (1.2K) · Beginner · Specialization · 3 - 6 Months