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.

Vanderbilt University
Skills you'll gain: SQL, Generative AI, AI literacy, Data Visualization, Interactive Data Visualization, Query Languages, Prompt Patterns, Data Literacy, Data Analysis, Debugging, Exploratory Data Analysis, ChatGPT, Prompt Engineering, Databases, Context Engineering, Data Validation, Context Management, Code Reusability
★ 4.8 (78) · Beginner · Course · 1 - 4 Weeks
University of Michigan
Skills you'll gain: Logistic Regression, Forecasting, Data Processing, Predictive Analytics, Predictive Modeling, Statistical Modeling, Data Analysis, Market Data, Analytics, Regression Analysis, Data Preprocessing, Model Evaluation, Python Programming, Probability & Statistics, Data Ethics, Probability, Ethical Standards And Conduct
★ 4.5 (42) · Intermediate · Course · 1 - 3 Months

Skills you'll gain: Plotly, Interactive Data Visualization, Plot (Graphics), Data Visualization Software, Ggplot2, Exploratory Data Analysis, Data Analysis, Python Programming, Data Science, Machine Learning
★ 4.7 (269) · Intermediate · Guided Project · Less Than 2 Hours

Skills you'll gain: Statistical Visualization, Data Visualization Software, Data Visualization, Data Presentation, STATA (Software), Scatter Plots, Plot (Graphics), Box Plots, Exploratory Data Analysis, Histogram, Descriptive Statistics, Heat Maps, Graphing, Probability Distribution
Intermediate · Course · 1 - 3 Months

Skills you'll gain: Pandas (Python Package), NumPy, Data Analysis, Data Science, Python Programming, Data Structures, Data Manipulation, Analysis
★ 4.5 (388) · Beginner · Guided Project · Less Than 2 Hours

DeepLearning.AI
Skills you'll gain: Data Store, Data Storage, Data Storage Technologies, Query Languages, Vector Databases, Data Lakes, File Systems, Database Systems, SQL, Databases, Data Architecture, Cloud Storage, Data Warehousing, Amazon Web Services, Performance Tuning
★ 4.6 (84) · Intermediate · Course · 1 - 4 Weeks

University of California, Davis
Skills you'll gain: Presentations, Data Presentation, SQL, Descriptive Statistics, Data Storytelling, Data Analysis, Peer Review, Exploratory Data Analysis, Descriptive Analytics, Statistical Analysis, Data Modeling, Database Design, Performance Metric, Business Metrics, Analytical Skills, Business Analytics, Text Mining, Data Science, Data Import/Export, Target Audience
★ 4.2 (259) · Intermediate · Course · 1 - 4 Weeks

Coursera
Skills you'll gain: Business Intelligence Software, Business Intelligence, Power BI, Financial Reporting, Business Reporting, Data Presentation, Data Visualization Software, Microsoft Excel, Interactive Data Visualization, Data Cleansing, Data Import/Export, Data Sharing, Data Validation, Data Quality
Intermediate · Course · 1 - 4 Weeks

Fred Hutchinson Cancer Center
Skills you'll gain: Bioinformatics, Data Analysis Software, Data Processing, Data Analysis, Data Literacy, Molecular Biology, Metadata Management, Science and Research, R Programming, Spatial Data Analysis, Data Collection, Scientific Methods, Research, Cell Biology, Informatics, Biology, General Science and Research, Laboratory Techniques, Analysis, Research Methodologies
★ 3.6 (36) · Intermediate · Specialization · 3 - 6 Months

Google Cloud
Skills you'll gain: Dashboard, Data Presentation, Dashboard Creation, Data Visualization Software, Google Cloud Platform, Data Analysis, Data Management
★ 3.7 (10) · Beginner · Project · Less Than 2 Hours

University of Maryland, College Park
Skills you'll gain: Statistical Analysis, Data Analysis Software, Statistical Software, Statistical Programming, STATA (Software), R (Software), Data Integration, Data Ethics, Stata, R Programming, Sampling (Statistics), Statistical Modeling, Descriptive Statistics, Regression Analysis, Logistic Regression, Informed Consent
★ 4.2 (70) · Mixed · Course · 1 - 4 Weeks

Universidad Nacional Autónoma de México
Skills you'll gain: Data Warehousing, Extract, Transform, Load, Business Intelligence, Data Mining, Big Data, Predictive Analytics, Analytics, Data Modeling, MySQL, Apache Hadoop, Data Integration, Star Schema, Unstructured Data, Database Design, Data Processing, SQL, Classification Algorithms
★ 3.9 (104) · Intermediate · Course · 1 - 3 Months