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 Michigan
Skills you'll gain: UI/UX Research, Qualitative Research, User Research, Design Research, User Experience, Research Methodologies, Needs Assessment, Research and Design, Interviewing Skills, Human Centered Design, Research, Human Computer Interaction, Research Design, Data Collection
★ 4.7 (548) · Beginner · Course · 1 - 3 Months

Google Cloud
Skills you'll gain: Feature Engineering, Data Preprocessing, Tensorflow, Dataflow, Data Transformation, Data Processing, Data Pipelines, Applied Machine Learning, Data Modeling, Keras (Neural Network Library), Machine Learning
★ 4.5 (10) · Intermediate · Course · 1 - 3 Months

Imperial College London
Skills you'll gain: Correlation Analysis, Regression Analysis, Data Analysis, R Programming, Descriptive Statistics, Descriptive Analytics, Statistical Modeling, R (Software), Exploratory Data Analysis, Model Evaluation, Statistical Analysis, Statistical Methods, Probability & Statistics, Biostatistics, Predictive Modeling, Model Training, Data Manipulation, Data Import/Export
★ 4.8 (530) · Intermediate · Course · 1 - 4 Weeks

University of Colorado System
Skills you'll gain: Unreal Engine, Object Oriented Programming (OOP), Object Oriented Design, File I/O, C++ (Programming Language), C and C++, Debugging, Game Design, Computer Programming, Event-Driven Programming, Computer Programming Tools, Video Game Development, Unity Engine, Data Structures, C# (Programming Language), Data Storage, 3D Assets, Development Environment, Software Documentation, Program Development
★ 4.5 (212) · Intermediate · Specialization · 3 - 6 Months

Skills you'll gain: Descriptive Analytics, SPSS, Logistic Regression, SPSS (Software), Regression Analysis, Analytics, Advanced Analytics, Correlation Analysis, Data Literacy, Data Analysis, Statistical Reporting, Descriptive Statistics, Statistical Modeling, Exploratory Data Analysis, Data Storytelling, Statistical Analysis, Predictive Modeling, Data Presentation, Predictive Analytics, Statistical Visualization
Beginner · Course · 1 - 4 Weeks

University of Maryland, College Park
Skills you'll gain: Data Integration, R (Software), Data Synthesis, Data Ethics, R Programming, Informed Consent, Data Sharing, Statistical Methods, Sampling (Statistics), Statistical Modeling, Descriptive Statistics, Logistic Regression, Information Privacy
Mixed · Course · 1 - 4 Weeks

Coursera
Skills you'll gain: Customer experience improvement, Journey Mapping, Generative AI, Customer Insights, AI Personalization, Customer Analysis, ChatGPT, Customer experience strategy (CX), Data-Driven Marketing, Real Time Data, AI Integrations, Analysis, Design
Intermediate · Course · 1 - 4 Weeks

The University of Edinburgh
Skills you'll gain: Physics, Emerging Technologies, Physical Science, Computational Thinking, Image Analysis, Engineering, Scientific, and Technical Instruments, electromagnetics, Numerical Analysis, General Science and Research, Image Quality, Data Analysis Software, Scientific Methods
★ 4.7 (1.2K) · Beginner · Course · 1 - 3 Months

Skills you'll gain: Organizational Change, Agentic Workflows, Generative AI Agents, AI Integrations, Forecasting, Workflow Management, Predictive Analytics, Cash Management, Responsible AI, Performance Tuning, Fraud detection, Financial Regulation
Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: Model Evaluation, PySpark, Apache Spark, Logistic Regression, Predictive Modeling, Applied Machine Learning, Unsupervised Learning, Decision Tree Learning, Predictive Analytics, Advanced Analytics, Machine Learning Methods, Random Forest Algorithm, Model Training, Regression Analysis, Classification Algorithms, Machine Learning Algorithms, Data Pipelines
★ 5 (12) · Mixed · Course · 1 - 4 Weeks

University of Minnesota
Skills you'll gain: UI/UX Research, User Research, Design Research, User Experience, Persona (User Experience), User Interface and User Experience (UI/UX) Design, Ideation, User Interface (UI), Qualitative Research, User Interface (UI) Design, Surveys, Data Collection, Persona Development, Data Analysis, Interviewing Skills, People Analytics
★ 4.6 (472) · Mixed · Course · 1 - 3 Months

University of California, Irvine
Skills you'll gain: Extract, Transform, Load, Decision Support Systems, Data Warehousing, Data Mining, Database Design, Business Intelligence, Dashboard Creation, Dashboard, Star Schema, Relational Databases, Database Management, Snowflake Schema, Data Visualization Software, Data Presentation, Database Development, Data Visualization, Business Reporting, SAS (Software), Data Modeling, Interactive Data Visualization
★ 4.5 (241) · Beginner · Specialization · 1 - 3 Months