Data mining courses can help you learn data preprocessing, pattern recognition, and predictive modeling techniques. You can build skills in clustering, classification, and anomaly detection, that support extracting meaningful insights from large datasets. Many courses introduce tools like Python, R, and SQL, along with software such as RapidMiner and Weka, to help you apply these skills in real-world data analysis projects.

American Psychological Association
Skills you'll gain: Regression Analysis, Correlation Analysis, Statistical Software, Statistical Analysis, Statistical Methods, Probability & Statistics, Analysis, Data Analysis, Statistics, Descriptive Statistics, Data Literacy
Beginner · Course · 1 - 3 Months

Skills you'll gain: Keras (Neural Network Library), Tensorflow, Artificial Neural Networks, Deep Learning, Model Training, Data Preprocessing, Model Optimization, Model Evaluation, Predictive Modeling, Data Processing, Development Environment, Predictive Analytics, Project Performance, Design, Software Installation
★ 4.6 (17) · Mixed · Course · 1 - 4 Weeks

Coursera
Skills you'll gain: Accounts Payable and Receivable, Accounts Payable, Bookkeeping, Generally Accepted Accounting Principles (GAAP), Cash Flow Forecasting, Month End Closing, Accounts Receivable, Balancing (Ledger/Billing), Financial Statements, Process Analysis, Payroll Processing, Accounting, Accounting Software, Reconciliation, General Ledger, Microsoft Excel, Internal Auditing, Variance Analysis, Data Transformation, Data Validation
★ 3 (30) · Beginner · Professional Certificate · 3 - 6 Months

Skills you'll gain: Flutter (Software), Mobile Development, User Interface (UI) Design, User Interface and User Experience (UI/UX) Design, React Native, Application Development, iOS Development, Apple iOS, Mobile Development Tools, UI Components, User Story, User Interface (UI), Database Application, Android Development, Databases, Cloud Applications, Database Software, Other Mobile Programming Languages, Database Management, Database Management Systems
★ 4.5 (198) · Beginner · Specialization · 3 - 6 Months

Skills you'll gain: Employee Surveys, Data Collection, Analysis, Business Research, Data Analysis, User Feedback, Market Research, Business Software
★ 4.5 (430) · Beginner · Guided Project · Less Than 2 Hours

University of Michigan
Skills you'll gain: Data Manipulation, Data Wrangling, Data Preprocessing, Data Analysis, Python Programming
Intermediate · Course · 1 - 4 Weeks

Erasmus University Rotterdam
Skills you'll gain: Science and Research, Scientific Methods, Surveys, Research, Research Methodologies, Data Collection, Research Design, Data Analysis, Qualitative Research, Statistical Analysis, Social Sciences, Survey Creation, Descriptive Statistics, Case Studies
★ 4.7 (233) · Mixed · Course · 1 - 3 Months

Coursera
Skills you'll gain: SQL, Query Languages, Database Software, Data Access, Relational Databases
★ 4.7 (343) · Beginner · Guided Project · Less Than 2 Hours

Coursera
Skills you'll gain: Environmental Monitoring, Spatial Data Analysis, GIS Software, Scientific Visualization, Geospatial Information and Technology, Geographic Information Systems, Spatial Analysis, Geospatial Mapping, Data Visualization, Environmental Science, Model Evaluation, Data Validation, Verification And Validation, Data Manipulation
Beginner · Course · 1 - 4 Weeks
University of Michigan
Skills you'll gain: JSON, jQuery, Javascript and jQuery, Ajax, Debugging, Web Development Tools, Event-Driven Programming, Javascript, PHP (Scripting Language), Object Oriented Programming (OOP), Data Import/Export, Web Applications
★ 4.6 (849) · Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: Ajax, Javascript, Data Structures, Debugging, JSON, Web Development, Web Applications, Cascading Style Sheets (CSS), Computer Programming, HTML and CSS, Event-Driven Programming, Software Development, Git (Version Control System), Hypertext Markup Language (HTML), Application Programming Interface (API)
★ 4.5 (181) · Beginner · Course · 1 - 3 Months

DeepLearning.AI
Skills you'll gain: Database Design, Database Development, LLM Application, Software Design Patterns, Databases, OpenAI API, Application Design, AI Integrations, Software Design, Software Architecture, AI Security, System Design and Implementation, Large Language Modeling, Object Oriented Design, Software Development, Query Languages, Secure Coding, Application Programming Interface (API), Performance Tuning
★ 4.7 (194) · Beginner · Course · 1 - 4 Weeks