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.

Duke University
Skills you'll gain: Exploratory Data Analysis, R (Software), Ggplot2, Statistical Reporting, Data Visualization Software, Tidyverse (R Package), Data Visualization, Version Control, Data Analysis, Plot (Graphics), Statistics, Statistical Visualization, Data Wrangling, Data Science, R Programming, GitHub, Data Transformation, Statistical Analysis, Git (Version Control System), Statistical Programming
Beginner · Course · 1 - 4 Weeks

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
Build toward a degree
Intermediate · 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: General Data Protection Regulation (GDPR), Information Privacy, Data Governance, Personally Identifiable Information, ISO/IEC 27001, Security Controls, Data Processing, Regulatory Compliance, Compliance Management, Data Security, Law, Regulation, and Compliance, Data Import/Export, Data Access, Informed Consent, Risk Management Framework, Risk Management
Beginner · Course · 3 - 6 Months

Skills you'll gain: Model Deployment, Google Cloud Platform, Real Time Data, Dataflow, Data Pipelines, Apache Kafka, Dashboard Creation, Data Preprocessing, Data Import/Export, Data Governance, Tensorflow, Feature Engineering, Data Lakes, Dashboard, Data Warehousing, Apache Spark, Metadata Management, Extract, Transform, Load, Big Data, Unstructured Data
Intermediate · Specialization · 3 - 6 Months

Skills you'll gain: Apache Airflow, CI/CD, Data Pipelines, Continuous Deployment, Workflow Management, Site Reliability Engineering, Data Engineering, Model Deployment, Data Quality, Version Control, PostgreSQL, Git (Version Control System), Python Programming, Debugging, SQL, Production Management, Scheduling, Unit Testing, Linux Commands, Web Servers
Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: Data Visualization, Microsoft Excel, Data Visualization Software, Data Import/Export, Business Reporting, Microsoft Office, Microsoft 365, Productivity Software
Beginner · Guided Project · Less Than 2 Hours

Logical Operations
Skills you'll gain: R Programming, R (Software), Data Science, Data Analysis, Statistical Modeling, Data Visualization, Statistical Analysis, Statistical Visualization, Regression Analysis, Statistical Machine Learning, Plot (Graphics), Data Structures, Computer Programming, Decision Tree Learning, Machine Learning Methods, Machine Learning, Software Development, Computer Programming Tools, Data Import/Export, Machine Learning Algorithms
Intermediate · Specialization · 1 - 3 Months

Coursera
Skills you'll gain: Data Manipulation, Tidyverse (R Package), Data Wrangling, Data Analysis, R Programming, R (Software), Data Transformation, Statistical Analysis
Beginner · Guided Project · Less Than 2 Hours

Rice University
Skills you'll gain: Capital Budgeting, Financial Statements, Cash Flows, Probability & Statistics, Accounting, Bookkeeping, Finance, Financial Statement Analysis, Microsoft Excel, Descriptive Statistics, Box Plots, Fiscal Management, Statistical Methods, Probability Distribution, Financial Accounting, Income Statement, Statistical Visualization, Data Visualization, Financial Analysis, Data Analysis
Beginner · Specialization · 3 - 6 Months

Vanderbilt University
Skills you'll gain: Statistical Methods, Data Literacy, Regression Analysis, Generative AI, Descriptive Analytics, Statistical Analysis, AI literacy, Data-Driven Decision-Making, Correlation Analysis, Technical Communication, Data Visualization, Data Analysis, Exploratory Data Analysis, Statistical Visualization, Scatter Plots, Descriptive Statistics, Statistical Hypothesis Testing, Predictive Analytics, Data Presentation, Data Storytelling
Beginner · Specialization · 1 - 3 Months

Institut Mines-Télécom
Skills you'll gain: Data Governance, Digital Transformation, Data Modeling, Data Management, Data Strategy, General Data Protection Regulation (GDPR), Information Management, Data Literacy, Business Intelligence, Data Quality, Law, Regulation, and Compliance, Data-Driven Decision-Making, Information Privacy, Data Analysis, Data Visualization, Big Data, Artificial Intelligence, Business Strategy
Beginner · Course · 1 - 3 Months