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: Data Import/Export, Alteryx, No-Code Development, Data Visualization, Business Analytics, Data Governance, Workflow Management, Operational Efficiency, Business Reporting, Data Cleansing, Data Manipulation, Data Transformation, Data Analysis, Data Integration, Automation
Beginner · Course · 1 - 4 Weeks

Fred Hutchinson Cancer Center
Skills you'll gain: Bioinformatics, Molecular Biology, Data Collection, Data Processing, Research, Laboratory Techniques, Analysis, Research Design
Intermediate · Course · 1 - 3 Months

Johns Hopkins University
Skills you'll gain: Unix Commands, Bioinformatics, Unix, Data Management, Command-Line Interface, Linux Commands, Molecular Biology, Big Data, Shell Script, Data Manipulation, File Management, Data Analysis Software, Data Processing
Mixed · Course · 1 - 4 Weeks

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

Skills you'll gain: Statistical Visualization, Scatter Plots, Histogram, Data Science, Computer Programming
Beginner · Course · 1 - 3 Months

Association of International Certified Professional Accountants
Skills you'll gain: Data Literacy, Data-Driven Decision-Making, Analytics, Financial Data, Business Analytics, Data Strategy, Data Analysis, Business Intelligence, Project Implementation, Project Scoping, Data Management, Unstructured Data
Beginner · Course · 1 - 4 Weeks

Skills you'll gain: Exploratory Data Analysis, Data Presentation, Probability Distribution, Statistical Hypothesis Testing, Data Visualization Software, Data Analysis, Data Science, Probability & Statistics, Statistical Analysis, Jupyter, Matplotlib, Data Cleansing, Pandas (Python Package), Statistical Inference, Statistics, Data Quality, Data Manipulation, Python Programming, Machine Learning
Advanced · Course · 1 - 4 Weeks

Skills you'll gain: Design Thinking, Data Science, Process Design, Strategic Thinking, Data Pipelines, Data Validation, Data Processing, Workflow Management, Data Quality, Business Priorities, Pandas (Python Package), NumPy, Machine Learning, Python Programming
Intermediate · Course · 1 - 4 Weeks

O.P. Jindal Global University
Skills you'll gain: Web Scraping, Research Design, Matplotlib, Research, Data Ethics, Data Collection, Seaborn, Data Science, Data Literacy, Data Visualization Software, Histogram, JSON, Data Manipulation, Data Analysis, Python Programming, Natural Language Processing, Data Structures, Programming Principles
Build toward a degree
Beginner · Course · 1 - 3 Months

Skills you'll gain: R Programming, Ggplot2, Data Visualization, Data Manipulation, Exploratory Data Analysis, Statistical Programming, Data Science, Tidyverse (R Package), Statistical Modeling, Data Analysis, Regression Analysis, Data Structures, Statistical Analysis, Descriptive Statistics, Programming Principles, Data Transformation, Probability & Statistics
Intermediate · Course · 1 - 3 Months

Skills you'll gain: Data Visualization, Web Scraping, Data-Driven Decision-Making, SQL, Data Visualization Software, Pandas (Python Package), NumPy, Data Analysis, Databases, Data Manipulation, Python Programming, Data Processing, Jupyter, Data Wrangling
Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: PySpark, Apache Spark, Customer Analysis, Big Data, Data Processing, Advanced Analytics, Statistical Modeling, Text Mining, Customer Insights, Data Mining, Data Transformation, Unstructured Data, Predictive Modeling, Simulation and Simulation Software, Data Manipulation, Marketing Analytics, Image Analysis, Risk Analysis
Mixed · Course · 1 - 4 Weeks