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.

Simplilearn
Skills you'll gain: Power BI, Data Analysis Expressions (DAX), Dashboard, Data Visualization, Data Modeling, Interactive Data Visualization, Report Writing, Data Visualization Software, Data Storytelling, Data Transformation, Data Manipulation, Data Cleansing, Data Sharing, Key Performance Indicators (KPIs), Relationship Building
Beginner · Course · 1 - 4 Weeks

Skills you'll gain: Plotly, Plot (Graphics), Data Visualization, Statistical Visualization, Box Plots, Scatter Plots, Interactive Data Visualization, Data Visualization Software, Histogram, Statistical Analysis, Data Analysis, Probability
Beginner · Guided Project · Less Than 2 Hours

Coursera
Skills you'll gain: SQL, Data Manipulation, Relational Databases, Database Design, Databases, Data Integrity, Database Management Systems, Debugging, Data Management
Intermediate · Guided Project · Less Than 2 Hours
Duke University
Skills you'll gain: Data Ethics, Responsible AI, Data Visualization, Data Presentation, Data Storytelling, Ethical Standards And Conduct, Data Science, Data Collection, Data Visualization Software, Personally Identifiable Information, Information Privacy, Machine Learning, Algorithms
Beginner · Course · 1 - 4 Weeks

Skills you'll gain: Apache Spark, Data Warehousing, Extract, Transform, Load, IBM DB2, IBM Cognos Analytics, Big Data, Databases, PostgreSQL, Relational Databases, Database Design, Data Architecture, NoSQL, Data Pipelines, Applied Machine Learning, MongoDB, Statistical Reporting, SQL, MySQL, Data Analysis, Python Programming
Advanced · Course · 1 - 3 Months

Skills you'll gain: Data Storytelling, Plotly, Data Presentation, Matplotlib, Interactive Data Visualization, Seaborn, Data Visualization, Data Visualization Software, Statistical Visualization, Scatter Plots
Beginner · Guided Project · Less Than 2 Hours

Skills you'll gain: JSON, jQuery, Browser Compatibility, Event-Driven Programming, UI Components
Intermediate · Course · 1 - 4 Weeks
CertNexus
Skills you'll gain: Machine Learning, Data Storytelling, Stakeholder Engagement, Data Presentation, Stakeholder Communications, MLOps (Machine Learning Operations), Web Applications, Model Deployment, Project Closure, Data-Driven Decision-Making, Data Visualization, Data Science, Communication, Automation
Intermediate · Course · 1 - 4 Weeks

Fractal Analytics
Skills you'll gain: Generative AI, Retrieval-Augmented Generation, Enterprise Architecture, AI Enablement, Metadata Management, Data Science, Machine Learning
Intermediate · Course · 1 - 4 Weeks

Johns Hopkins University
Skills you'll gain: Project Management, Data Management, Data Science, Data-Driven Decision-Making, Data Presentation, Technical Communication, Project Implementation, Data Analysis, Team Building, Team Management, Solution Delivery, Cross-Functional Team Leadership, Leadership
Mixed · Course · 1 - 4 Weeks

Johns Hopkins University
Skills you'll gain: Ggplot2, Plot (Graphics), Data Visualization Software, Exploratory Data Analysis, Data Presentation, Data Storytelling, Scatter Plots, Tidyverse (R Package), R Programming, Box Plots, Histogram, Animations, Data Manipulation
Mixed · Course · 1 - 3 Months

Fractal Analytics
Skills you'll gain: A/B Testing, Design Thinking, Experience Design, Data Storytelling, Dashboard, User Feedback, Stakeholder Engagement, Customer Insights, Interviewing Skills, Business Requirements, Problem Solving
Intermediate · Course · 1 - 3 Months