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 Illinois Urbana-Champaign
Skills you'll gain: Health Informatics, Deep Learning, Machine Learning, Health Care, Artificial Neural Networks, Supervised Learning, Artificial Intelligence and Machine Learning (AI/ML), Computer Vision, Medical Science and Research, Unsupervised Learning, Program Development
Advanced · Course · 1 - 4 Weeks

Amazon Web Services
Skills you'll gain: Data Lakes, Amazon Web Services, Data Architecture, Data Engineering, Data Processing, Amazon S3, Data Warehousing, Data Visualization Software, Extract, Transform, Load, AWS Identity and Access Management (IAM), Data Management, Data Governance, Data Transformation, Data Storage, Data Science, Query Languages, Machine Learning
Beginner · Course · 1 - 3 Months

Skills you'll gain: Splunk, Dashboard, Business Intelligence, Scatter Plots, Data Visualization Software, Data-Driven Decision-Making, Software Installation, Training Programs, Real Time Data, Case Studies, Data Processing, Event Monitoring, Transaction Processing, System Configuration, Statistical Analysis
Mixed · Course · 1 - 3 Months

Coursera
Skills you'll gain: Generative AI, Responsible AI, Data Ethics, Data Quality, Data Strategy, Applied Machine Learning, Predictive Modeling, Exploratory Data Analysis, Machine Learning, Machine Learning Methods
Intermediate · Course · 1 - 4 Weeks

University of Colorado System
Skills you'll gain: Marketing Analytics, Classification And Regression Tree (CART), Probability & Statistics, AI Personalization, Statistical Software, Statistical Methods, Regression Analysis, Data-Driven Decision-Making, Data Ethics, Unsupervised Learning, Statistical Modeling, Data Visualization, Customer Analysis, Statistical Analysis, Predictive Analytics, Marketing Effectiveness, Anomaly Detection, Advanced Analytics, Bayesian Network, Machine Learning
Intermediate · Specialization · 3 - 6 Months

Edureka
Skills you'll gain: PySpark, Data Pipelines, Data Processing, Data Visualization, Natural Language Processing, Data Analysis Expressions (DAX), Data Integration, Data Transformation, Machine Learning, Scalability, Data Cleansing, Text Mining, Deep Learning
Intermediate · Specialization · 3 - 6 Months

Skills you'll gain: Dashboard, Exploratory Data Analysis, Data Wrangling, Statistical Analysis, Data Visualization, IBM Cognos Analytics, Data Manipulation, Data Collection, Data Analysis, Looker (Software), Web Scraping, Data Transformation, Box Plots, Pandas (Python Package), Scatter Plots, Histogram
Advanced · Course · 1 - 3 Months
Skills you'll gain: Data Storytelling, Interactive Data Visualization, Data Visualization Software, Database Design, Shiny (R Package), Data Visualization, Data Wrangling, Dashboard, Exploratory Data Analysis, Relational Databases, Data Analysis, Ggplot2, Data Presentation, SQL, Plot (Graphics), Databases, Leaflet (Software), Data Manipulation, Web Scraping, R Programming
Beginner · Specialization · 3 - 6 Months

Johns Hopkins University
Skills you'll gain: Scientific Visualization, Data Visualization Software, Visualization (Computer Graphics), Computer Displays, Time Series Analysis and Forecasting, Scalability, Verification And Validation, 3D Modeling, Medical Imaging
Intermediate · Course · 1 - 3 Months

Google Cloud
Skills you'll gain: Google Cloud Platform, Big Data, Cloud Storage, Query Languages, Data Import/Export, Data Migration, Analytics, Data Science, Data Analysis Software, Data Analysis
Beginner · Project · Less Than 2 Hours

Skills you'll gain: Multi-Cloud, Data Architecture, Dataflow, Data Management, Regulatory Compliance, Information Architecture, Cloud Management, Data Infrastructure, Data Strategy, AI Product Strategy, Data Science, Data Security, Strategic Planning
Intermediate · Course · 1 - 4 Weeks

University of California, Davis
Skills you'll gain: Data Integration, Data Validation, Data Quality, Data Modeling, Health Informatics, Data Transformation, Data Warehousing, Star Schema, Health Information Management, Data Analysis, Analytics, Electronic Medical Record, Relational Databases, Dataflow
Intermediate · Course · 1 - 4 Weeks