Data quality courses can help you learn data validation techniques, data cleansing methods, and the importance of accuracy in data management. You can build skills in identifying data anomalies, implementing quality control processes, and ensuring compliance with data standards. Many courses introduce tools like SQL for data manipulation, Python for automation, and data visualization software to analyze and present clean data effectively.

Duke University
Skills you'll gain: Java Programming, Object Oriented Programming (OOP), Data Structures, Java, Cryptography, Software Engineering, Computer Programming, Algorithms, Encryption, Data Analysis, Data Processing, Web Servers, File Management, Debugging
Beginner · Course · 1 - 3 Months

Johns Hopkins University
Skills you'll gain: Statistical Analysis, R Programming, Statistical Programming, Data Analysis, Debugging, Simulations, Computer Programming Tools, Program Development, Programming Principles, Data Structures, Performance Tuning, Data Import/Export
Intermediate · Course · 1 - 4 Weeks
University of Illinois Urbana-Champaign
Skills you'll gain: Risk Management, Enterprise Risk Management (ERM), Risk Analysis, Risk Control, Data Visualization, Data Presentation, Tableau Software, Empathy, Cybersecurity, Data-Driven Decision-Making, Dashboard, Stakeholder Analysis, Diversity Equity and Inclusion Initiatives, Persuasive Communication, Communication, Algorithms
Build toward a degree
Beginner · Course · 1 - 3 Months

Skills you'll gain: Prompt Engineering, Data Visualization, Large Language Modeling, Text Mining, Scatter Plots, Data Visualization Software, Unstructured Data, Histogram, Data Analysis, Natural Language Processing
Intermediate · Course · 1 - 4 Weeks

American Psychological Association
Skills you'll gain: Qualitative Research, Case Studies, Interviewing Skills, Data Analysis, Research Methodologies, Social Sciences, Research, Data Collection, Cultural Diversity, Psychology, Anthropology
Beginner · Course · 1 - 3 Months

Skills you'll gain: COBOL (Programming Language), Job Control Language (JCL), IBM DB2, z/OS, Mainframe Computing, Relational Databases, File Management, Data Management, Databases, Data Storage, Programming Principles, Integrated Development Environments, Command-Line Interface, Computer Programming
Beginner · Course · 1 - 3 Months

University of California, Irvine
Skills you'll gain: Supply Chain Planning, Demand Planning, Customer Demand Planning, Inventory Control, Inventory Management, Supply Chain Management, Supply Chain, Inventory Accounting, Capacity Planning, Production Planning, Materials Management, Inventory Management System, Process Optimization, Forecasting, Operations Management, Resource Allocation, Capacity Management, Microsoft Excel, Performance Measurement, Order Management
Intermediate · Specialization · 1 - 3 Months

Rice University
Skills you'll gain: Probability & Statistics, Microsoft Excel, Descriptive Statistics, Business Analytics, Box Plots, Probability Distribution, Data Visualization, Probability, Statistics, Business Mathematics, Spreadsheet Software, Data-Driven Decision-Making, Algebra, Bayesian Statistics, Arithmetic, Case Studies, Statistical Analysis, Quantitative Research, Data Analysis, Correlation Analysis
Beginner · Course · 1 - 3 Months

Skills you'll gain: Rmarkdown, Data Import/Export, R Programming, Ggplot2, Data Manipulation, Plotly, Web Scraping, Interactive Data Visualization, Data Visualization Software, Tidyverse (R Package), Data Cleansing, Data Transformation, Statistical Programming, Programming Principles, Data Structures
Beginner · Course · 1 - 3 Months

Stanford University
Skills you'll gain: Data Structures, Graph Theory, Algorithms, Social Network Analysis, Network Analysis, Theoretical Computer Science, Network Routing, Computational Logic
Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: PySpark, MySQL, Data Pipelines, Apache Spark, Data Processing, SQL, Data Transformation, Data Manipulation, Distributed Computing, Programming Principles, Python Programming, Debugging
Mixed · Course · 1 - 4 Weeks

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