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: Cloud Infrastructure, Cloud Platforms, Cloud Computing, Cloud Computing Architecture, Cloud Services, Cloud Development, Cloud Deployment, Cloud Security, Cloud Technologies, Software Development, Data Storage, Infrastructure Architecture, Data Storage Technologies, Cloud Engineering, Docker (Software), Public Cloud, Containerization, Cloud-Native Computing, Cloud Standards, DevOps
★ 4.6 (7.8K) · Beginner · Course · 1 - 3 Months

Board Infinity
Skills you'll gain: Make.com, Email Automation, DeepSeek API, Deepseek, Agentic Workflows, AI Workflows, User Interface (UI), LLM Application, AI Orchestration, AI Integrations, Human Computer Interaction, No-Code Development, Retrieval-Augmented Generation, AI Product Strategy, Automation, Application Programming Interface (API), Workflow Management, Natural Language Processing, Prompt Engineering, Debugging
★ 4.1 (66) · Intermediate · Specialization · 1 - 3 Months

Skills you'll gain: Power BI, Data Analysis Expressions (DAX), Data Pipelines, Data Transformation, Data Analysis, Analytics, Data Warehousing, Data Integration, Extract, Transform, Load, Data Cleansing, Data Modeling, Data Import/Export, Dashboard, Data Governance, Capacity Management, Performance Tuning
★ 4.1 (7) · Beginner · Course · 1 - 3 Months

University of Michigan
Skills you'll gain: Generative AI, ChatGPT, AI literacy, Large Language Modeling, Prompt Engineering, Responsible AI, Data Ethics, Artificial Intelligence, Business Economics, Culture, Law, Regulation, and Compliance, AI Integrations, Social Studies, Intellectual Property
★ 4.7 (357) · Beginner · Course · 1 - 4 Weeks

University of Minnesota
Skills you'll gain: Time Series Analysis and Forecasting, Model Evaluation, Predictive Modeling, Data Preprocessing, Model Training, Regression Analysis, Microsoft Excel, Forecasting, Excel Formulas, Pivot Tables And Charts, Data Manipulation, Data Transformation, Feature Engineering, Statistical Modeling, Spreadsheet Software, Predictive Analytics, Model Optimization, Data Cleansing, Statistical Methods
★ 4.8 (145) · Mixed · Course · 1 - 4 Weeks

University of Minnesota
Skills you'll gain: AI Personalization, Machine Learning Algorithms, Predictive Modeling, Applied Machine Learning, Machine Learning Methods, Unsupervised Learning, Data Mining, Algorithms, Correlation Analysis
★ 4.3 (308) · Mixed · Course · 1 - 3 Months

Skills you'll gain: Data Storytelling, Data Presentation, Data Visualization, Rmarkdown, Stakeholder Communications, Data Ethics, Data Literacy, Data-Driven Decision-Making, Stakeholder Management, Interactive Data Visualization, Data Cleansing, Tableau Software, Spreadsheet Software, Data Validation, Data Visualization Software, R (Software), Data Integrity, Data Collection, Case Studies, Interviewing Skills
★ 4.7 (331) · Beginner · Professional Certificate · 3 - 6 Months

Skills you'll gain: Exploratory Data Analysis, Plot (Graphics), Box Plots, Correlation Analysis, Data Visualization, Scatter Plots, Data Cleansing, Statistical Visualization, Data Preprocessing, Data Manipulation, Statistical Hypothesis Testing, Descriptive Statistics, Statistical Analysis, Data Analysis, Probability & Statistics, Statistical Methods, Python Programming
★ 4.3 (36) · Beginner · Guided Project · Less Than 2 Hours

University of California, Davis
Skills you'll gain: Search Engine Optimization, Persona Development, Web Analytics and SEO, Content Optimization, Target Audience, Branding, Digital Marketing, Consumer Behaviour, Algorithms, Data Analysis, Business Reporting
★ 4.6 (10K) · Beginner · Course · 1 - 4 Weeks

Skills you'll gain: Generative AI, Leadership and Management, AI Enablement, Business Leadership, Strategic Leadership, Content Creation, Market Opportunities, AI Integrations, Business Transformation, New Business Development, Content Development and Management
★ 4.7 (308) · Beginner · Course · 1 - 4 Weeks

University of Cambridge
Skills you'll gain: AI literacy, Prompt Engineering Tools
★ 4.6 (76) · Beginner · Course · 1 - 3 Months

Google Cloud
Skills you'll gain: Model Evaluation, Computer Vision, Convolutional Neural Networks, Google Cloud Platform, Tensorflow, Image Analysis, Model Optimization, Model Training, Applied Machine Learning, Transfer Learning, Model Deployment, AI Workflows, Artificial Neural Networks, Deep Learning, Fine-tuning, Machine Learning Methods, Data Preprocessing
★ 4.6 (549) · Advanced · Course · 1 - 3 Months