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: Extract, Transform, Load, MySQL Workbench, Data Warehousing, Database Design, MySQL, Interactive Data Visualization, Data Modeling, Dashboard, Database Administration, Data Visualization Software, Database Development, Star Schema, Dashboard Creation, Database Management, Analytics, Database Architecture and Administration, Data Architecture, Databases, Snowflake Schema, Data Analysis
Intermediate · Course · 1 - 4 Weeks

DeepLearning.AI
Skills you'll gain: Pandas (Python Package), Data Visualization, Time Series Analysis and Forecasting, Matplotlib, Data Visualization Software, Statistical Inference, Statistical Analysis, Seaborn, Statistical Programming, Analytics, Statistical Methods, Exploratory Data Analysis, Descriptive Statistics, Statistical Modeling, Data Manipulation, Predictive Modeling, Programming Principles, Jupyter, Python Programming, Regression Analysis
Beginner · Course · 1 - 3 Months

Coursera
Skills you'll gain: Predictive Modeling, Data Visualization, Predictive Analytics, Statistical Analysis, Data Manipulation, Data Analysis, Data Science, Statistical Methods, Data Visualization Software, Statistics, Data Wrangling, Data Cleansing, Analytics, Data Preprocessing, Data-Driven Decision-Making, Business Analytics, Model Evaluation, Data Collection, Machine Learning
Beginner · Course · 1 - 4 Weeks

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

University of Colorado Boulder
Skills you'll gain: Database Design, SQL, Database Management Systems, NoSQL, Relational Databases, Data Warehousing, Database Theory, Database Systems, Database Architecture and Administration, Databases, Database Software, Database Administration, Data Store, Database Management, Data Modeling, Query Languages, Big Data, Data Architecture, Database Development, Database Application
Build toward a degree
Beginner · Specialization · 3 - 6 Months
Duke University
Skills you'll gain: Data Ethics, Exploratory Data Analysis, Data-Driven Decision-Making, Logistic Regression, Statistical Modeling, R (Software), Web Scraping, Ggplot2, Model Evaluation, Statistical Reporting, Data Visualization Software, Predictive Modeling, Tidyverse (R Package), Data Visualization, Responsible AI, Data Transformation, R Programming, Data Science, Data Wrangling, Version Control
Beginner · Specialization · 1 - 3 Months

University of Maryland, College Park
Skills you'll gain: Sampling (Statistics), Statistical Programming, Statistical Software, Data Analysis Software, Statistical Analysis, STATA (Software), Statistical Methods, R (Software), Statistical Modeling, Regression Analysis, Data Analysis, Logistic Regression
Mixed · Course · 1 - 3 Months

Rice University
Skills you'll gain: Data Visualization Software, Plot (Graphics), Package and Software Management, Python Programming, Data Cleansing, Data Mapping, Code Reusability, Software Installation, Data Processing, Data Integration, Data Import/Export, Program Development, Data Structures, Software Documentation
Beginner · Course · 1 - 4 Weeks

Northeastern University
Skills you'll gain: Health Information Management, Health Information Management and Medical Records, Medical Records, Data Management, Health Informatics, Clinical Data Management, Electronic Medical Record System, Information Management, Health Systems, Data Governance, Health Care, Health Care Procedure and Regulation, Electronic Medical Record, Medical Privacy, Health Technology, Database Management, Data Mining, Interoperability, Authentications, Predictive Modeling
Mixed · Course · 1 - 4 Weeks

Coursera
Skills you'll gain: Time Series Analysis and Forecasting, SQL
Beginner · Course · 1 - 4 Weeks

Yonsei University
Skills you'll gain: Spatial Data Analysis, Spatial Analysis, Geospatial Information and Technology, Geographic Information Systems, Geospatial Mapping, GIS Software, Database Management Systems, Big Data, Database Systems, Apache Hadoop, Data Modeling, PostgreSQL, Network Analysis
Intermediate · Course · 1 - 3 Months

University of California, Davis
Skills you'll gain: Data Governance, SQL, Data Quality, Data Management, Data Manipulation, Data Transformation, Data Wrangling, Query Languages, Data Modeling, Database Systems, Relational Databases, Data Integrity, Data Access, Data Analysis
Beginner · Course · 1 - 4 Weeks