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.

University of Colorado Boulder
Skills you'll gain: Probability, Probability & Statistics, Probability Distribution, Bayesian Statistics, Statistics, Sampling (Statistics), Data Analysis, Correlation Analysis, Statistical Analysis, Statistical Inference
★ 4.5 (288) · Intermediate · Course · 1 - 3 Months

Edureka
Skills you'll gain: MongoDB, NoSQL, Database Management, Data Maintenance, Database Management Systems, Data Wrangling, Performance Tuning, Database Design, Databases, Data Modeling, Query Languages, Analytics, Data Processing, Data Manipulation, Scalability, Disaster Recovery
Intermediate · Course · 1 - 3 Months

University of California, Davis
Skills you'll gain: Data Governance, Data Quality, Data Integration, Data Dictionary, Data Validation, Health Informatics, Data Maintenance, Data Cleansing, Data Modeling, Extract, Transform, Load, Analytical Skills, Health Systems, Fraud detection, Data Management, Metadata Management, Health Care, Clinical Data Management, Data Mapping, Healthcare Industry Knowledge, Value-Based Care
★ 4.5 (312) · Intermediate · Specialization · 3 - 6 Months

Università di Napoli Federico II
Skills you'll gain: PyTorch (Machine Learning Library), Convolutional Neural Networks, NumPy, Image Analysis, Pandas (Python Package), Matplotlib, Artificial Neural Networks, Deep Learning, Computer Vision, Transfer Learning, Keras (Neural Network Library), Jupyter, Data Manipulation, Machine Learning Methods, Applied Machine Learning, Scikit Learn (Machine Learning Library)
★ 4.3 (9) · Intermediate · Course · 1 - 3 Months

Coursera
Skills you'll gain: Responsible AI, AI Security, Data Ethics, AI Integrations, Telehealth, Health Technology, Generative AI, Health Insurance Portability And Accountability Act (HIPAA) Compliance, Healthcare Ethics, Regulatory Compliance, Health Care Procedure and Regulation, Security Strategy, Medical Privacy, AI Workflows, Data Security, Analysis, Risk Analysis, Innovation, Design
Intermediate · Course · 1 - 4 Weeks
University of Illinois Urbana-Champaign
Skills you'll gain: Portfolio Management, Financial Data, Time Series Analysis and Forecasting, Performance Measurement, Financial Forecasting, Market Data, Forecasting, Performance Metric, Analytics, Financial Trading, Performance Analysis, Financial Analysis, R Programming, Financial Market, Portfolio Risk, Investment Management, Investments, R (Software), Statistical Analysis, Risk Analysis
★ 4.4 (223) · Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: Environmental Social And Corporate Governance (ESG), Sustainability Reporting, Compliance Reporting, Data Centers, Sustainability Standards, Sustainable Architecture, Data Infrastructure, Corporate Sustainability, Operational Efficiency, Product Lifecycle Management, Performance Metric
Advanced · Course · 1 - 4 Weeks

Corporate Finance Institute
Skills you'll gain: Star Schema, Data Modeling, Extract, Transform, Load, Performance Tuning, Tableau Software, Model Optimization, Database Design, Data Warehousing, Data Integration
Advanced · Course · 1 - 3 Months

Logical Operations
Skills you'll gain: Data Structures, Data Processing, Verification And Validation, Python Programming, Data Manipulation, Programming Principles, Scripting, Scripting Languages, Computer Programming, Software Development
Mixed · Course · 1 - 4 Weeks

Skills you'll gain: Business Intelligence, Excel Macros, Pandas (Python Package), Prompt Engineering, Forecasting, Data Storytelling, Time Series Analysis and Forecasting, Regression Analysis, Data Quality, Responsible AI, ChatGPT, Microsoft Excel, Data Analysis, Report Writing, Interactive Data Visualization, Data Modeling, Generative AI, Data Visualization, Exploratory Data Analysis, Statistical Analysis
★ 4.4 (479) · Intermediate · Specialization · 3 - 6 Months

Skills you'll gain: AWS Kinesis, Amazon Web Services, Amazon DynamoDB, AWS SageMaker, Amazon Redshift, Database Administration, Extract, Transform, Load, Databases, Relational Databases, Real Time Data, Cloud Applications, Database Management Systems, Scalability, Data Integration, Cloud Deployment, Middleware, Cloud-Based Integration, Web Services, Data Warehousing, Data Integrity
Intermediate · Course · 1 - 3 Months

Skills you'll gain: Seaborn, Plot (Graphics), Matplotlib, Data Visualization, Scatter Plots, Statistical Visualization, Data Presentation, Box Plots, Exploratory Data Analysis, Data Visualization Software, Descriptive Statistics, Data Storytelling, Statistical Methods, Data-Driven Decision-Making, Statistical Modeling, Statistical Analysis, Python Programming, Color Theory
★ 4.4 (22) · Beginner · Specialization · 1 - 3 Months