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: Endpoint Security, Infrastructure Security, Security Management, Network Security, Cyber Security Policies, Security Controls, Data Security, Computer Security, Security Strategy, Application Security, IT Infrastructure, Data Integrity
★ 5 (8) · Beginner · Course · 1 - 4 Weeks

Skills you'll gain: Cryptography, Cybersecurity, Network Security, Cryptographic Protocols, Cyber Attacks, Encryption, IT Security Architecture, Identity and Access Management, Threat Management, Threat Detection, Firewall, Key Management, Security Management, Infrastructure Security, Security Controls, Network Planning And Design, Authorization (Computing), Public Key Infrastructure, Authentications, Risk Management Framework
★ 4.6 (9) · Beginner · Course · 1 - 3 Months

Logical Operations
Skills you'll gain: Object Oriented Programming (OOP), Object Oriented Design, Data Structures, File I/O, Debugging, Data Processing, Application Development, Code Reusability, Maintainability, File Management, File Systems, Programming Principles, Computer Programming, Python Programming, System Configuration, Operating Systems, Software Development, Virtual Machines, Cross Platform Development
★ 4.6 (14) · Beginner · Specialization · 1 - 3 Months

Skills you'll gain: Google Analytics, Data-Driven Marketing, Conversion Funnel Analysis, Marketing Effectiveness, Smart Goals, Web Analytics and SEO, Google Ads, Web Analytics, Digital Analysis, Marketing Analytics, Search Engine Optimization, Marketing Strategies, Customer Insights, Campaign Management, Performance Reporting, Target Audience, Business Reporting, Key Performance Indicators (KPIs), Performance Analysis, Data-Driven Decision-Making
Beginner · Specialization · 3 - 6 Months

Skills you'll gain: Financial Statements, Financial Statement Analysis, Income Statement, Balance Sheet, Financial Acumen, Financial Analysis, Return On Investment, Entrepreneurial Finance, Business Acumen, Finance, Business Metrics, General Finance, Entrepreneurship, Empowerment, Data-Driven Decision-Making, Diversity Equity and Inclusion Initiatives
★ 4.9 (54) · Mixed · Course · 1 - 4 Weeks

Skills you'll gain: Simulations, Plot (Graphics), Statistical Visualization, R (Software), R Programming, Statistical Programming, Statistical Methods, Process Modeling, Statistical Analysis, Process Analysis, Data Analysis
★ 5 (6) · Beginner · Guided Project · Less Than 2 Hours

Skills you'll gain: Hardening, Incident Response, Vulnerability Assessments, Cyber Security Assessment, Security Strategy, Security Controls, Computer Security Incident Management, Infrastructure Security, Security Testing, Control Systems, Information Systems Security, Penetration Testing, Cyber Security Strategy, Cyber Attacks, Risk Analysis, Operational Risk, Data Security, Risk Management Framework, Risk Management, Operational Databases
Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: Financial Statements, Financial Statement Analysis, Income Statement, Financial Acumen, Return On Investment, Balance Sheet, Financial Analysis, Financial Accounting, Business Metrics, Financial Data, Entrepreneurial Finance, Profit and Loss (P&L) Management, Financial Management, Asset Management
★ 4.9 (97) · Mixed · Course · 1 - 4 Weeks

Skills you'll gain: Computer Security Incident Management, Cyber Security Strategy, MITRE ATT&CK Framework, Data Integrity
Intermediate · Course · 1 - 4 Weeks

LearnQuest
Skills you'll gain: Continuous Monitoring, Cloud Security, Disaster Recovery, Network Security, Cloud Services, AI Security, Cyber Security Policies, Cloud Deployment, Security Controls, Cloud Computing Architecture, Cloud Computing, Hybrid Cloud Computing, Cyber Security Strategy, Cybersecurity, Data Security, Threat Detection, Cloud Management
★ 4.3 (23) · Advanced · Course · 1 - 4 Weeks

Google Cloud
Skills you'll gain: Responsible AI, Data Ethics, Artificial Intelligence, AI literacy, Artificial Intelligence and Machine Learning (AI/ML), Ethical Standards And Conduct, Model Evaluation, Data Quality, Data Validation
★ 4.7 (18) · Intermediate · Course · 1 - 3 Months

The University of Notre Dame
Skills you'll gain: Communication Systems, Wireless Networks, Digital Communications, Telecommunications, General Networking, Digital Signal Processing, Electrical Engineering, Reliability
Beginner · Course · 1 - 3 Months