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: Data Analysis Expressions (DAX), Power BI, Data Analysis, Market Data, Data-Driven Decision-Making, Analytics, Business Reporting, Business Analytics, Business Intelligence, Data Modeling, Market Analysis, Customer Analysis, Product Knowledge, Data Transformation, Consumer Behaviour, Star Schema, Interactive Data Visualization
Beginner · Course · 1 - 4 Weeks

Skills you'll gain: Programming Principles, Data Dictionary, Computational Logic, Data Cleansing, Data Structures, Python Programming, Data Manipulation, Logical Reasoning
★ 4.5 (11) · Beginner · Course · 1 - 4 Weeks

Google Cloud
Skills you'll gain: Model Training, Google Cloud Platform, Model Deployment, Applied Machine Learning, Predictive Modeling, Cloud Computing, Classification Algorithms, Cloud Deployment, Predictive Analytics
Intermediate · Project · Less Than 2 Hours

Skills you'll gain: Data Validation, Microsoft Excel, Spreadsheet Software, Data Entry, Microsoft Office
★ 4.5 (31) · Beginner · Guided Project · Less Than 2 Hours

Skills you'll gain: User Provisioning, User Accounts, Data Import/Export, Salesforce, Data Integrity, Data Migration, Data Management, Role-Based Access Control (RBAC), Identity and Access Management, Data Security, Authorization (Computing), Data Sharing, Data Access, Security Controls, Customer Relationship Management (CRM) Software
Intermediate · Course · 1 - 3 Months

University of Pennsylvania
Skills you'll gain: R Programming, R (Software), Statistical Analysis, Statistical Methods, Statistical Modeling, Statistical Inference, Data Analysis, Quantitative Research, Correlation Analysis, Regression Analysis, Logistic Regression, Research Design, Probability
★ 4.7 (579) · Intermediate · Course · 1 - 3 Months

Skills you'll gain: Apple iOS, Swift Programming, iOS Development, Mobile Development, UI Components, Data Store, Animations, Data Persistence, Data Storage, Dataflow, Cloud Storage, Context Management, Computer Graphics, User Interface (UI), Interactive Design, Performance Tuning
Intermediate · Course · 1 - 3 Months

Skills you'll gain: Database Management Systems, Databases, Database Development, Data Management, Data-Driven Decision-Making, Data Science, Histogram, Data Visualization Software, Business Analytics, Data Visualization, Statistical Analysis, Matplotlib, Business, E-Commerce, Environment
Mixed · Course · 1 - 4 Weeks

Skills you'll gain: AWS Kinesis, AWS SageMaker, Data Engineering, Amazon S3, AWS CloudFormation, Amazon Redshift, Data Architecture, Cloud Security, Network Security, Kubernetes, Cloud Management, AWS Identity and Access Management (IAM), Git (Version Control System), Data Loss Prevention, Data Management, Query Languages, Amazon Elastic Compute Cloud, System Monitoring, Cloud Computing, Data Processing
★ 4.3 (9) · Beginner · Specialization · 1 - 3 Months

Skills you'll gain: Data Visualization, Storytelling, Diagram Design, Action Oriented, Concision, Branding
Intermediate · Course · 3 - 6 Months

Skills you'll gain: Data Architecture, Real Time Data, Data Lakes, Capacity Management, Data Pipelines, PySpark, Transact-SQL, Apache Spark, Data Transformation, Data Security, Event Monitoring, Microsoft Copilot, Continuous Monitoring, Data Analysis, Workflow Management, SQL, Artificial Intelligence and Machine Learning (AI/ML), Python Programming, Warehouse Operations, Warehouse Management
Intermediate · Course · 1 - 3 Months

Skills you'll gain: Social Media Marketing, Social Media Strategy, Social Media, Social Media Campaigns, Storytelling, Social Media Content, Social Media Management, Content Performance Analysis, Data-Driven Marketing, Social Media Analytics, Marketing Strategies, Content Creation, Marketing Planning, Digital Brand Strategy, Marketing, Driving engagement, Marketing Strategy and Techniques, Customer Analysis, Web Presence, Business Ethics
Mixed · Course · 1 - 4 Weeks