Data cleaning courses can help you learn techniques for identifying and correcting errors in datasets, handling missing values, and standardizing data formats. You can build skills in data validation, outlier detection, and transforming raw data into a usable format. Many courses introduce tools like Python libraries such as Pandas and NumPy, as well as software like OpenRefine, that support executing data cleaning tasks efficiently and ensuring data quality for analysis.

University of Maryland, College Park
Skills you'll gain: Digital Transformation, Business Transformation, Customer experience strategy (CX), Data Strategy, Organizational Development, Business Modeling, Analytics, Organizational Change, Machine Learning Software, Technology Strategies, Innovation, Machine Learning, Business Strategy, Competitive Intelligence, Workforce Development, Strategic Decision-Making, Forecasting, Competitive Analysis, Process Optimization
Beginner · Course · 1 - 3 Months

Board Infinity
Skills you'll gain: Power BI, Data Analysis Expressions (DAX), Interactive Data Visualization, Dashboard Creation, Data Presentation, Data Storytelling, Dashboard, Data Visualization Software, Data Security, Data Integration, Data Transformation, Data Integrity, Data Import/Export, Data Management, Data Manipulation, Data Modeling, Software Installation
Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: Object Oriented Programming (OOP), Java Programming, Java, Object Oriented Design, Data Structures, Computer Programming, Code Reusability
Intermediate · Course · 1 - 4 Weeks

Google Cloud
Skills you'll gain: Looker (Software), Dashboard, Dashboard Creation, Data Manipulation, Data Visualization, Data Presentation, Exploratory Data Analysis, Data Management, Google Cloud Platform, Network Analysis
Beginner · Project · Less Than 2 Hours

Ball State University
Skills you'll gain: Data Ethics, Graph Theory, Machine Learning Algorithms, Supervised Learning, File Systems, SQL, Software Engineering, Data Visualization, Financial Statement Analysis, Statistical Hypothesis Testing, Statistical Methods, Spatial Data Analysis, Cryptography, Object Oriented Programming (OOP), SAS (Software), Text Mining, Artificial Intelligence, Predictive Modeling, Data Science, Natural Language Processing
Earn a degree
Degree · 1 - 4 Years

Skills you'll gain: Tableau Software, Data Presentation, Presentations, Data Storytelling, Interactive Data Visualization, Dashboard, Data Visualization Software, Dashboard Creation, Data Visualization, Advanced Analytics, Data Analysis, Statistical Visualization, Analytics, Data-Driven Decision-Making, Storytelling, Data Integration, Data Management, Data Manipulation
Beginner · Course · 1 - 3 Months

University of Michigan
Skills you'll gain: Data Visualization, Exploratory Data Analysis, Plot (Graphics), Data Presentation, Ggplot2, R (Software), Data Literacy, Statistical Visualization, R Programming, Data Visualization Software, Data Analysis, Scatter Plots, Statistical Analysis, Graphic and Visual Design, Histogram, Tidyverse (R Package), Public Administration, Statistical Programming, Trend Analysis
Intermediate · Course · 1 - 4 Weeks

Johns Hopkins University
Skills you'll gain: Game Theory, Cyber Security Strategy, Data-Driven Decision-Making, Decision Intelligence, Cybersecurity, Data Science, Algorithms, Machine Learning
Intermediate · Course · 1 - 3 Months

Pragmatic AI Labs
Skills you'll gain: CI/CD, Continuous Deployment, Continuous Integration, Continuous Delivery, DevOps, Rust (Programming Language), Docker (Software), Containerization, Devops Tools, Data Pipelines, YAML, Build Tools, GitHub, Automation
Intermediate · Course · 1 - 4 Weeks

University of Minnesota
Skills you'll gain: Social Determinants Of Health, Health Equity, Health Disparities, Health Systems, Community Health, Public Health, Health Informatics, Healthcare Ethics, Health Policy, Maternal Health, Public Health and Disease Prevention, Statistical Analysis, Systems Thinking, Statistical Software, Data Analysis, Community Development, Box Plots, Data Ethics, Scatter Plots, Climate Change Programs
Beginner · Specialization · 3 - 6 Months
Starweaver
Skills you'll gain: Data Storytelling, Data Visualization, Data Presentation, Sales Presentation, Sales Strategy, Sales Presentations, Customer Relationship Management (CRM) Software, HubSpot CRM, Storytelling, B2B Sales, Business Marketing, Sales, Customer Relationship Management, Data Visualization Software, Customer Analysis, Performance Analysis, Salesforce, Business Intelligence, Business Communication, Analytics
Beginner · Course · 1 - 4 Weeks

Skills you'll gain: AWS Kinesis, AWS SageMaker, AWS CloudFormation, Cloud Engineering, Data Quality, Docker (Software), Data Pipelines, Software Development Tools, Data Security, Data Import/Export, Database Systems, Databases, Version Control, Apache Spark, Apache Airflow, Data Modeling, Cloud Security, Database Management Systems, AWS Identity and Access Management (IAM), Data Processing
Beginner · Specialization · 1 - 3 Months