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.

Imperial College London
Skills you'll gain: Logistic Regression, Descriptive Statistics, Exploratory Data Analysis, Regression Analysis, Model Evaluation, Statistical Methods, R Programming, Statistical Modeling, Predictive Modeling, Statistical Analysis, Biostatistics, Statistical Software, Predictive Analytics, Probability & Statistics, R (Software), Public Health, Data Preprocessing
Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: iOS Development, Mobile Development, Apple iOS, Apple Xcode, Swift Programming, Objective-C (Programming Language), User Interface (UI), Mobile Development Tools, Application Development, UI Components, Application Programming Interface (API), Knowledge of Apple Software, Development Environment, Integrated Development Environments, Storyboarding
Beginner · Course · 1 - 4 Weeks

Skills you'll gain: Responsible AI, AI Product Strategy, Competitive Intelligence, AI Enablement, Hybrid Cloud Computing, Business Leadership, Data Management, Strategic Leadership, Generative AI, Law, Regulation, and Compliance, Data Strategy, Cloud Infrastructure, Return On Investment, AI Integrations, Artificial Intelligence, Model Evaluation, Talent Management
Beginner · Course · 1 - 4 Weeks

Case Western Reserve University
Skills you'll gain: Geostatistics, Exploratory Data Analysis, Spatial Analysis, Spatial Data Analysis, Descriptive Statistics, Box Plots, Geospatial Mapping, Statistical Modeling, Geospatial Information and Technology, R Programming, Plot (Graphics), Rmarkdown, Data Analysis, Data Cleansing, Statistical Methods, R (Software), Statistical Programming, Data Wrangling, Simulations, Package and Software Management
Intermediate · Course · 1 - 3 Months

University of Maryland, College Park
Skills you'll gain: Hardware Design, Security Engineering, Computer Hardware, Hardware Architecture, Hardening, Computer Security, Threat Modeling, Threat Detection, Cybersecurity, Intrusion Detection and Prevention, Security Architecture Review, Application Specific Integrated Circuits, Cryptographic Protocols, Microarchitecture, Cryptography, Systems Design, Encryption, Exploitation techniques, Functional Design, Emerging Technologies
Mixed · Course · 1 - 3 Months

Microsoft
Skills you'll gain: Network Security, Network Support, Network Protocols, TCP/IP, Cloud Computing, Firewall, Cloud Services, General Networking, Networking Hardware, Network Architecture, OSI Models, Microsoft Azure, Computer Networking, Network Infrastructure, Network Monitoring, Software As A Service, Virtualization, Microsoft Servers
Beginner · Course · 1 - 3 Months

Skills you'll gain: Job Control Language (JCL), z/OS, Unix, IBM DB2, Database Management Systems, Mainframe Computing, Unix Shell, Operating System Administration, System Programming, Operating Systems, Unix Commands, System Software, Mainframe Technologies, Data Management, Data Storage Technologies, File Systems, Data Storage, System Configuration, File Management, Transaction Processing
Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: Dashboard, Dashboard Creation, Tableau Software, Interactive Data Visualization, Financial Reporting, Data Presentation, Financial Data, Management Reporting, Business Reporting, Financial Statements, Business Intelligence, Financial Acumen, Financial Analysis, Data Visualization Software, Performance Analysis, Key Performance Indicators (KPIs)
Intermediate · Guided Project · Less Than 2 Hours

Skills you'll gain: Matplotlib, Data Preprocessing, Regression Analysis, Scikit Learn (Machine Learning Library), Machine Learning Methods, Data Visualization, Plot (Graphics), Python Programming, Applied Machine Learning, Model Optimization, Model Training, Data Processing, Pandas (Python Package), Data Wrangling, Model Evaluation, NumPy, Predictive Modeling, Machine Learning Algorithms, Statistical Machine Learning, Data Manipulation
Mixed · Course · 1 - 4 Weeks

Johns Hopkins University
Skills you'll gain: Biostatistics, Regression Analysis, Logistic Regression, Statistical Methods, Public Health, Probability & Statistics, Statistical Analysis, Statistical Inference, Statistical Modeling, Predictive Modeling, Statistical Hypothesis Testing, Model Evaluation
Beginner · Course · 1 - 4 Weeks

Adobe
Skills you'll gain: Marketing Strategies, Promotional Strategies, Marketing Planning, Marketing Strategy and Techniques, Digital Marketing Campaigns, Digital Marketing, Adobe Express, Target Audience, Marketing Materials, Promotions and Campaigns, Conversion Funnel Analysis, Marketing Effectiveness, Promotional Materials, Product Promotion, Driving engagement, Lead Generation, Marketing Automation, Customer Relationship Management, Advertising, Diversity Marketing
Beginner · Course · 1 - 4 Weeks
Skills you'll gain: Unified Modeling Language, File I/O, System Programming, Visual Basic (Programming Language), System Software, Hardware Architecture, Databases, Relational Databases, Algorithms, Computer Architecture, Network Security, Computer Hardware, SQL, Development Environment, Data Structures, Object Oriented Programming (OOP), Object Oriented Design, Program Development, Computer Programming, Microsoft Development Tools
Beginner · Specialization · 3 - 6 Months