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.

LearnQuest
Skills you'll gain: Data Ethics, Responsible AI, No-Code Development, AI Integrations, AI Enablement, AI Product Strategy, Business Process Automation, Business Process, Data Management, Risk Mitigation, Return On Investment, Process Design, Key Performance Indicators (KPIs), Business Transformation, Decision Intelligence, Business Ethics, Automation, Performance Metric, Project Implementation, Performance Measurement
Beginner · Course · 1 - 4 Weeks

Logical Operations
Skills you'll gain: Data Analysis Expressions (DAX), Power BI, Data Modeling, Data Analysis, Microsoft Excel, Interactive Data Visualization, Advanced Analytics, Business Intelligence, Data Analysis Software, Statistical Analysis, Time Series Analysis and Forecasting, Microsoft PowerPoint, Microsoft 365, Microsoft Office, Query Languages
Mixed · Course · 1 - 4 Weeks

Palo Alto Networks
Skills you'll gain: Zero Trust Network Access, Network Security, Endpoint Security, Network Administration, General Networking, TCP/IP, Cybersecurity, Network Infrastructure, Firewall, Security Controls, Cryptography, OSI Models, Network Protocols, Dynamic Host Configuration Protocol (DHCP), Encryption, Authentications, Network Routing, Software As A Service
Intermediate · Course · 1 - 3 Months

Skills you'll gain: IT Security Architecture, Network Security, Cybersecurity, Endpoint Detection and Response, Data Security, Network Architecture, Application Security, Information Technology Architecture
Intermediate · Course · 1 - 3 Months

Skills you'll gain: Applicant Tracking Systems, Professional Development, Graphic Design, Keyword Research, Content Optimization, Business Writing, Recruitment, Data Visualization
Beginner · Guided Project · Less Than 2 Hours

Skills you'll gain: Social Media Campaigns, Digital Marketing Tools, Social Media, Social Media Marketing, Advertising Campaigns, Paid media, Digital Media Strategy, Digital Marketing Campaigns, Online Advertising, Campaign Management, Social Media Strategy, Search Engine Marketing, Digital Advertising, Digital Marketing, Campaign Planning, Marketing Strategy and Techniques, Social Media Analytics, Owned Media, Marketing Design, Analytics
Mixed · Course · 1 - 4 Weeks

Skills you'll gain: Model Evaluation, Feature Engineering, Data Preprocessing, Demand Planning, Financial Data, Predictive Modeling, Customer Demand Planning, Data-Driven Decision-Making, Exploratory Data Analysis, R Programming, Customer Analysis, Predictive Analytics, Profit and Loss (P&L) Management, Inventory and Warehousing, Analytics, Data Processing, Data Wrangling, Advanced Analytics, Machine Learning, Business
Beginner · Specialization · 1 - 3 Months

Skills you'll gain: AI Personalization, Generative AI, Personalized Service, Responsible AI, User Feedback, Customer Analysis, Customer Service, Customer experience improvement, AI Integrations, LLM Application, Data Ethics
Beginner · Course · 1 - 4 Weeks

Skills you'll gain: PL/SQL, SQL, Business Logic, Stored Procedure, Database Design, Oracle Databases, Database Management, Database Development, Relational Databases, Data Integrity, Scalability
Mixed · Course · 1 - 4 Weeks

Peking University
Skills you'll gain: Statistical Hypothesis Testing, SPSS, SPSS (Software), Statistical Analysis, Statistical Methods, Sampling (Statistics), Descriptive Statistics, Correlation Analysis, Statistical Software, Regression Analysis, Probability & Statistics, Statistics, Biostatistics, Quantitative Research, Statistical Inference, Analysis, Medical Science and Research, Data Manipulation
Mixed · Course · 1 - 3 Months

Skills you'll gain: AI Product Strategy, Backlogs, Agile Product Development, Stakeholder Communications, Product Roadmaps, Virtual Teams, Stakeholder Management, Agile Project Management, Product Strategy, Stakeholder Engagement, Product Planning, Agile Methodology, Agile Software Development, User Story, Communication, Communication Strategies, Collaborative Software, Product Management, Sprint Planning, Product Requirements
Beginner · Specialization · 3 - 6 Months

Board Infinity
Skills you'll gain: Application Development, Application Frameworks, Development Environment, Web Development, Microsoft Visual Studio, Microsoft Development Tools
Beginner · Course · 1 - 4 Weeks