Data wrangling courses can help you learn data cleaning, transformation techniques, and data integration methods. You can build skills in handling missing values, reshaping datasets, and merging data from multiple sources. Many courses introduce tools such as Python libraries like Pandas and NumPy, as well as SQL for database management, showing how these skills streamline data preparation for analysis and visualization.

Skills you'll gain: Marketing Analytics, Dashboard, Data Visualization, Predictive Modeling, Data-Driven Decision-Making, Marketing Strategies, Predictive Analytics, Customer Analysis, Business Analytics, Marketing, Data Visualization Software, Analytics, Market Research, Data Analysis, Strategic Decision-Making
Beginner · Course · 1 - 4 Weeks

Skills you'll gain: Feature Engineering, Dimensionality Reduction, Data Integration, Data Preprocessing, Exploratory Data Analysis, Data Visualization, Plot (Graphics), Matlab, Data Processing, Data Cleansing, Data Manipulation, Text Mining, Predictive Modeling, Unstructured Data, Image Analysis, Natural Language Processing
Intermediate · Course · 1 - 3 Months

Skills you'll gain: Mac OS, Data Management, File Management, Unix Commands, Unix, Application Performance Management, Data Storage, Application Deployment, Data Security, Application Security, Disaster Recovery
Intermediate · Course · 1 - 4 Weeks

Corporate Finance Institute
Skills you'll gain: Star Schema, Data Modeling, Extract, Transform, Load, Performance Tuning, Tableau Software, Database Design, Data Warehousing, Data Transformation, Data Integration
Advanced · Course · 1 - 3 Months

Skills you'll gain: Data Governance, Data Lakes, Metadata Management, Data Management, Data Warehousing, Data Architecture, Google Cloud Platform, Advanced Analytics, Data Security, Cloud Storage, Big Data, Cloud Computing, Applied Machine Learning, Open Source Technology
Intermediate · Course · 1 - 3 Months

University of Colorado Boulder
Skills you'll gain: Statistical Inference, Statistical Methods, Statistics, Probability & Statistics, Data Literacy, Statistical Analysis, Sampling (Statistics), Applied Mathematics, Theoretical Computer Science, Probability Distribution, Artificial Intelligence
Build toward a degree
Intermediate · Course · 1 - 3 Months

Johns Hopkins University
Skills you'll gain: Precision Medicine, Game Theory, Reinforcement Learning, Data-Driven Decision-Making, Clinical Trials, Bioinformatics, Data Analysis, Image Analysis, Analytics, Markov Model, Bayesian Statistics, Time Series Analysis and Forecasting, Forecasting, Data Science, Strategic Decision-Making, Statistical Methods, Anomaly Detection, Applied Machine Learning, Cybersecurity, Statistical Analysis
Intermediate · Specialization · 3 - 6 Months

Skills you'll gain: Prompt Engineering, Generative AI, Data Ethics, AI Enablement, Data Cleansing, OpenAI, Data Preprocessing, Data Analysis, Responsible AI, Transfer Learning, Exploratory Data Analysis, Interactive Data Visualization
Intermediate · Course · 1 - 3 Months

Johns Hopkins University
Skills you'll gain: Rmarkdown, Data Science, Version Control, R (Software), Big Data, R Programming, Data Visualization Software, General Science and Research, GitHub, Statistical Programming, Git (Version Control System), Data Analysis, Exploratory Data Analysis, Integrated Development Environments, Software Installation
Mixed · Course · 1 - 4 Weeks

Skills you'll gain: Health Care Procedure and Regulation, Health Informatics, Health Insurance Portability And Accountability Act (HIPAA) Compliance, Data Preprocessing, Data Literacy, Descriptive Analytics, Database Design, Relational Databases, Data Integration, Spreadsheet Software
Intermediate · Course · 1 - 4 Weeks

Google Cloud
Skills you'll gain: Data Governance, Digital Transformation, Data Strategy, Real Time Data, Google Cloud Platform, Business Transformation, Data Management, Data Warehousing, Data Transformation, Big Data, Cloud Storage, Analytics, Business Intelligence, Data Processing, Data-Driven Decision-Making, Database Systems, Data Migration
Beginner · Course · 1 - 3 Months

Skills you'll gain: Cost Benefit Analysis, Data-Driven Decision-Making, Health Assessment, Decision Making, Health Technology, Health Care, Pharmaceutical Terminology, Medical Terminology, Model Evaluation, Quality Assessment
Intermediate · Course · 1 - 4 Weeks