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.

Coursera
Skills you'll gain: Generative AI, Responsible AI, AI literacy, Data Ethics, Data Quality, AI Integrations, Applied Machine Learning, Data Synthesis, Analysis, Machine Learning
Intermediate · Course · 1 - 4 Weeks

Pragmatic AI Labs
Skills you'll gain: Data Ethics, AI literacy, Responsible AI, Artificial Intelligence, AI Enablement, digital literacy, Analytical Skills, Information Privacy, Business Ethics, Social Justice, Behavioral Economics, Ethical Standards And Conduct, Economics, Policy, and Social Studies, Medical Privacy, European History, Economics, Information Architecture, Social Sciences, Business, Internet Of Things
Beginner · Course · 1 - 4 Weeks

SkillUp
Skills you'll gain: Decision Intelligence, Model Training, Machine Learning Algorithms, Forecasting, Classification Algorithms, Dimensionality Reduction, Embeddings
Intermediate · Specialization · 1 - 3 Months

University of California San Diego
Skills you'll gain: Data Modeling, Data Infrastructure, Data Store, Data Architecture, Big Data, Data Management, Database Management Systems, Real Time Data, NoSQL, Database Design, Database Management, Database Software, Data Processing, Apache Hadoop, Query Languages, Relational Databases, Data Structures, Virtual Environment
Mixed · Course · 1 - 3 Months

Tableau Learning Partner
Skills you'll gain: Data Storytelling, Ad Hoc Reporting, Data Presentation, Dashboard, Dashboard Creation, Interactive Data Visualization, Storytelling, Tableau Software, Data Visualization Software, Data Analysis, Business Intelligence, Presentations, Stakeholder Engagement
Beginner · Course · 1 - 4 Weeks

Johns Hopkins University
Skills you'll gain: Bioinformatics, R (Software), Data Analysis Software, Big Data, R Programming, Statistical Programming, Statistical Software, Statistical Analysis, Data Preprocessing, Data Processing, Data Manipulation, Data Structures, Software Installation, Data Import/Export, Data Access
Mixed · Course · 1 - 4 Weeks

Coursera
Skills you'll gain: Data Presentation, Trend Analysis, Data Literacy, Content Performance Analysis, Analysis, Data Analysis, Web Analytics, Data-Driven Decision-Making, Stakeholder Communications, Performance Metric, Data Management, Decision Making
Intermediate · Course · 1 - 4 Weeks

Cloudera
Skills you'll gain: Database Design, SQL, Apache Hive, Relational Databases, Databases, Database Management, Database Management Systems, Big Data, Database Systems, Amazon Web Services, MySQL, Data Management, Query Languages, Amazon S3, Apache Hadoop, Data Storage, NoSQL, Data Storage Technologies, Cloud Storage, Data Analysis
Beginner · Specialization · 3 - 6 Months

University of Colorado Boulder
Skills you'll gain: Statistical Hypothesis Testing, Descriptive Statistics, Statistical Visualization, Data Transformation, Data Cleansing, Statistical Analysis, Regression Analysis, Statistical Programming, R (Software), Probability, Probability Distribution, Sampling (Statistics), Box Plots, Histogram, R Programming, Statistical Methods, Statistical Software, Microsoft Excel, Statistics, Data Analysis
Beginner · Specialization · 3 - 6 Months

Illinois Tech
Skills you'll gain: NoSQL, Machine Learning Algorithms, Big Data, Model Evaluation, Apache Hadoop, Recurrent Neural Networks (RNNs), Deep Learning, Statistical Analysis, Data Visualization, Data Analysis, Exploratory Data Analysis, Apache Spark, Statistical Methods, Data Presentation, Generative AI, Convolutional Neural Networks, Transfer Learning, Analysis, Data Infrastructure, Machine Learning
Build toward a degree
Intermediate · Specialization · 3 - 6 Months

Nanjing University
Skills you'll gain: Data Processing, Data Mining, Data Structures, Data Presentation, Object Oriented Programming (OOP), Web Scraping, Data Science, Data Capture, Data Analysis, Python Programming, Data Access, NumPy, Data Preprocessing, Data Visualization, Data Manipulation, UI Components, User Interface (UI) Design, Programming Principles
Beginner · Course · 1 - 3 Months
Duke University
Skills you'll gain: Data Storytelling, Dashboard, Data Presentation, Tableau Software, Dashboard Creation, Data Visualization, Business Analytics, Interactive Data Visualization, Statistical Visualization, Process Improvement, Business Process, Business Process Improvement, Presentations, Data Visualization Software, Oral Expression, Data Analysis, Graphing, Analysis, Visualization (Computer Graphics), Stakeholder Communications
Mixed · Course · 1 - 3 Months