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.

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
Intermediate · Specialization · 3 - 6 Months

Skills you'll gain: Databricks, Data Lakes, Data Pipelines, Data Integration, JSON, Dashboard, SQL, Data Manipulation, Apache Spark, Dashboard Creation, Data Management, Data Transformation, Version Control
Intermediate · Guided Project · Less Than 2 Hours

Google Cloud
Skills you'll gain: Looker (Software), Dashboard Creation, Dashboard, Data Visualization Software, Pivot Tables And Charts, Data Analysis, Data Sharing, Data Visualization, Data Presentation, Data Manipulation, Data Import/Export, Content Management
Beginner · Course · 1 - 3 Months

Skills you'll gain: Database Design, Microsoft Access, Database Systems, Databases, Relational Databases, Data Integrity, Data Validation, Database Management, Data Entry, Performance Tuning
Mixed · Course · 1 - 4 Weeks

LearnQuest
Skills you'll gain: Teradata SQL, Exploratory Data Analysis, SQL, Data Modeling, Database Design, Database Administration, Database Systems, Database Architecture and Administration, Database Management, Database Management Systems, Data Store, JSON, Data Integration, Relational Databases, Data Architecture, Advanced Analytics, Analytics, Data Analysis, Business Intelligence, Data-Driven Decision-Making
Beginner · Specialization · 1 - 3 Months

University of Colorado Boulder
Skills you'll gain: Sampling (Statistics), R (Software), Statistical Inference, Probability Distribution, R Programming, Statistical Hypothesis Testing, Descriptive Statistics, Statistical Methods, Probability & Statistics, Statistical Software, Data Science, Statistics, Data Analysis, Statistical Programming, Statistical Analysis, Probability, Data Literacy, Statistical Visualization, Data Processing, Data Manipulation
Build toward a degree
Beginner · Course · 1 - 3 Months

SkillUp
Skills you'll gain: Model Training, Decision Intelligence, Machine Learning Algorithms, Forecasting, Classification Algorithms, Dimensionality Reduction, Embeddings
Intermediate · Specialization · 1 - 3 Months

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
Intermediate · Course · 1 - 4 Weeks

Ball State University
Skills you'll gain: Data Ethics, Data Collection, Probability & Statistics, Statistics, Sampling (Statistics), R (Software), Data Science, R Programming, Statistical Methods, General Science and Research, Data Structures, Data Analysis, Statistical Programming, Responsible AI, Information Privacy, Informed Consent, Social Impact, Ethical Standards And Conduct, Algorithms, Big Data
Build toward a degree
Beginner · Course · 1 - 3 Months
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
Intermediate · Course · 1 - 3 Months

Coursera
Skills you'll gain: SQL, Data Manipulation, Relational Databases, Database Management, Database Software, Database Design, Databases, Data Integrity, Database Management Systems, Debugging, Data Management
Intermediate · Guided Project · Less Than 2 Hours

Coursera
Skills you'll gain: Matplotlib, Seaborn, Exploratory Data Analysis, Data Visualization, Pandas (Python Package), Plot (Graphics), Statistical Visualization, Data Visualization Software, Analysis, Data Analysis, Statistical Analysis, Python Programming
Intermediate · Guided Project · Less Than 2 Hours