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.

Skills you'll gain: Power BI, Interactive Data Visualization, Data Visualization, Data Presentation, Dashboard, Trend Analysis, Exploratory Data Analysis, Customer Analysis, Data Visualization Software, Sales, Business Intelligence, Data Analysis, Business Analytics, Data Import/Export
Beginner · Guided Project · Less Than 2 Hours

Skills you'll gain: Matplotlib, Data Storytelling, Data Presentation, Scientific Visualization, Visualization (Computer Graphics), Plot (Graphics), Data Visualization, Data Preprocessing, Statistical Visualization, Box Plots, E-Commerce, Business Analytics, Data Visualization Software, Scatter Plots, Histogram, Data Analysis, Exploratory Data Analysis, Pandas (Python Package), Image Quality, Python Programming
Beginner · Specialization · 1 - 3 Months
University of Illinois at Urbana-Champaign
Skills you'll gain: Data Storytelling, Process Improvement, Fund Accounting, Operations Management, Mergers & Acquisitions, Financial Statement Analysis, Management Accounting, Risk Management, Machine Learning Algorithms, Corporate Tax, Team Leadership, Social Determinants Of Health, Marketing Analytics, Financial Auditing, Data Visualization, Descriptive Statistics, Business Strategy, Variance Analysis, Generative AI, Financial Market
Credit offered
Graduate Certificate · 6 - 12 Months

Johns Hopkins University
Skills you'll gain: Unix Commands, Bioinformatics, Unix, Data Management, Command-Line Interface, Linux Commands, Molecular Biology, Big Data, File Management, Data Analysis Software, Data Processing
Mixed · Course · 1 - 4 Weeks

Duke University
Skills you'll gain: Exploratory Data Analysis, Ggplot2, Data Visualization Software, Tidyverse (R Package), Data Visualization, Version Control, Data Analysis, Statistical Methods, Data Wrangling, R Programming, GitHub, Data Transformation, Statistical Analysis, Git (Version Control System), Data Manipulation, Statistical Programming
Beginner · Course · 1 - 4 Weeks

Microsoft
Skills you'll gain: Microsoft Azure, Cloud Security, Data Security, Network Security, Cloud Applications, Authorization (Computing), Role-Based Access Control (RBAC), Application Security, Microsoft SQL Servers, Web Applications, Database Application, Cloud Development, Azure Active Directory, Firewall, Relational Databases, Cloud Management, Key Management, Threat Detection, Authentications, Encryption
Intermediate · Course · 1 - 3 Months

DeepLearning.AI
Skills you'll gain: Data Modeling, Data Transformation, Data Processing, Data Warehousing, Data Preprocessing, Apache Hadoop, Data Integration, Extract, Transform, Load, Data Pipelines, Apache Spark, Feature Engineering, Data Manipulation, Star Schema, Applied Machine Learning, Real Time Data, Machine Learning
Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: Microsoft Excel, Dashboard, Data Visualization, Spreadsheet Software, Data Presentation, Excel Formulas, Stakeholder Communications, Project Coordination, Project Management, Technical Communication, Operational Efficiency, Project Planning, Prioritization, Data-Driven Decision-Making, Scheduling, Performance Analysis, Automation
Beginner · Course · 1 - 4 Weeks

Skills you'll gain: Performance Tuning
Intermediate · Course · 3 - 6 Months

Skills you'll gain: Dataflow, Serverless Computing, Identity and Access Management, Data Infrastructure, Data Pipelines, Cloud Security, Cloud Computing, Data Processing, Data Storage Technologies, Containerization, Interoperability
Intermediate · Course · 1 - 3 Months

Skills you'll gain: Database Design, Relational Databases, Databases, SQL, Big Data, Database Systems, NoSQL, Operational Databases, Data Warehousing, Data Management, Virtual Machines, Data Storage, Data Analysis
Beginner · Course · 1 - 3 Months

University of Colorado Boulder
Skills you'll gain: Data Security, Cybersecurity, Data Ethics, Authentications, Data Encryption Standard, Computer Security Awareness Training, Cryptography, Information Assurance, Cyber Security Policies, Cyber Threat Intelligence, Authorization (Computing), Security Controls, Information Privacy, Encryption, Security Awareness, Human Factors (Security), Risk Analysis, Problem Solving, Communication
Build toward a degree
Beginner · Course · 1 - 3 Months