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.

University of California, Davis
Skills you'll gain: Dashboard, Tableau Software, Data Visualization, Data Storytelling, Interactive Data Visualization, Data Presentation, Data Visualization Software, Design Elements And Principles, Exploratory Data Analysis, Proposal Development, Data Analysis, Data Literacy, Data Cleansing, Data Preprocessing, Data Quality, Data Import/Export
Intermediate · Course · 1 - 3 Months

University of Colorado Boulder
Skills you'll gain: Data Visualization Software, Interactive Data Visualization, Visualization (Computer Graphics), User Centered Design, User Experience Design, Data Presentation, Usability, Human Centered Design, User Research, Usability Testing, Quantitative Research, Design Elements And Principles
Build toward a degree
Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: MySQL, Database Management, Database Administration, Data Warehousing, Linux Commands, Data Integrity, Unit Testing, Algorithms, Software Versioning, Command-Line Interface, Software Visualization, Linux, Pseudocode, Query Languages, Collaborative Software, Django (Web Framework), Database Architecture and Administration, Programming Principles, Computational Thinking, Test Driven Development (TDD)
Beginner · Professional Certificate · 3 - 6 Months

Johns Hopkins University
Skills you'll gain: Rmarkdown, Shiny (R Package), Ggplot2, Tidyverse (R Package), Data Visualization, Spatial Data Analysis, Statistical Visualization, Scatter Plots, Plot (Graphics), Dashboard, Data Import/Export, Interactive Data Visualization, R Programming, Data Visualization Software, Geospatial Information and Technology, Data Literacy, Statistical Reporting, Storyboarding, Data Science, Data Analysis
Beginner · Specialization · 3 - 6 Months
Duke University
Skills you'll gain: Data Ethics, Exploratory Data Analysis, Data-Driven Decision-Making, Logistic Regression, Statistical Modeling, Web Scraping, Ggplot2, Model Evaluation, Data Visualization Software, Predictive Modeling, Tidyverse (R Package), Data Visualization, Data Analysis, Regression Analysis, Responsible AI, Data Transformation, R Programming, Data Science, Data Wrangling, Version Control
Beginner · Specialization · 1 - 3 Months

Johns Hopkins University
Skills you'll gain: Employee Onboarding, Team Motivation, Interviewing Skills, Organizational Leadership, Team Management, Team Building, Team Leadership, Technical Management, Data Infrastructure, Recruitment, Data Science, Data Analysis, Cross-Functional Collaboration
Mixed · Course · 1 - 4 Weeks

LearnQuest
Skills you'll gain: Data Analysis, Analytics, Statistical Analysis, Data Mining, Spreadsheet Software, Exploratory Data Analysis, Descriptive Analytics, Quantitative Research, Data Processing, Data Cleansing, Data Collection, Statistics, R (Software), Predictive Analytics, Query Languages, Data Visualization, Data Visualization Software, SQL
Beginner · Course · 1 - 3 Months

Fundação Instituto de Administração
Skills you'll gain: Big Data, Internet Of Things, Social Network Analysis, Text Mining, Apache Hadoop, Business Intelligence, Unstructured Data, Analytics, Real Time Data, Cloud Computing, Data Storage, Data Science, Marketing Analytics, Fraud detection
Beginner · Course · 1 - 4 Weeks

Duke University
Skills you'll gain: Pandas (Python Package), Data Cleansing, Data Manipulation, Data Preprocessing, Data Quality, NumPy, File I/O, Query Languages, Python Programming, Data Import/Export, Data Analysis, Exploratory Data Analysis, Debugging
Beginner · Course · 1 - 4 Weeks

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

Skills you'll gain: Data Structures, Algorithms, Software Visualization, Pseudocode, Programming Principles, Computational Thinking, Theoretical Computer Science, Computer Science, Technical Communication, Communication
Intermediate · Course · 1 - 4 Weeks

Northeastern University
Skills you'll gain: Database Design, Database Theory, MongoDB, Database Development, Database Management Systems, Databases, Data Modeling, Database Architecture and Administration, NoSQL, Relational Databases, Unified Modeling Language, SQL, Data Integrity, Performance Tuning, Diagram Design, Software Architecture, Conceptual Design
Mixed · Course · 1 - 4 Weeks