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.

Amazon Web Services
Skills you'll gain: AWS SageMaker, Generative AI, Data Lakes, Data Governance, Data Architecture, Analytics, Data Management, SQL, Model Training, Applied Machine Learning
Beginner · Course · 1 - 4 Weeks
Duke University
Skills you'll gain: Bayesian Statistics, Statistical Hypothesis Testing, Sampling (Statistics), Statistical Inference, Exploratory Data Analysis, Regression Analysis, R (Software), Statistical Reporting, Probability & Statistics, Probability Distribution, Statistical Analysis, Statistical Methods, Statistics, Statistical Programming, Statistical Software, Data Analysis, Probability, R Programming, Statistical Modeling, Data Visualization
Beginner · Specialization · 3 - 6 Months

Johns Hopkins University
Skills you'll gain: Bioinformatics, Data Structures, Code Reusability, Jupyter, Python Programming, Programming Principles, Scripting, File I/O, Computational Logic, Computer Programming, Data Manipulation, Analysis
Mixed · Course · 1 - 4 Weeks

Pragmatic AI Labs
Skills you'll gain: Prompt Engineering, MLOps (Machine Learning Operations), Data Pipelines, Databricks, Generative AI, Data Lakes, Generative AI Agents, Data Governance, Data Architecture, AI Enablement, Data Modeling, Data Management, Data Processing, Data Strategy, Data Quality, Scala Programming, SQL, Python Programming, Data Visualization, Data Literacy
Beginner · Specialization · 3 - 6 Months

Skills you'll gain: Exploratory Data Analysis, Data Wrangling, Statistical Analysis, Data Analysis, Model Evaluation, Data Transformation, R Programming, Data Visualization, Regression Analysis, Predictive Modeling, Statistical Methods, R (Software), Data Manipulation, Plot (Graphics), Data Science, Box Plots, Statistical Visualization, Correlation Analysis, Model Training, Tidyverse (R Package)
Intermediate · Course · 1 - 3 Months

Logical Operations
Skills you'll gain: Power BI, Business Reporting, Business Intelligence, Business Intelligence Software, Data Visualization Software, Data Presentation, Data Analysis, Microsoft Excel, Data Analysis Software, Data Modeling, Data Integration, Data Access, Self Service Technologies, Data Management, Microsoft PowerPoint, Microsoft 365
Mixed · Course · 1 - 4 Weeks

Skills you'll gain: SQL, Database Management, Relational Databases, Stored Procedure, Databases, Query Languages, Database Theory, Data Access, Jupyter, Data Manipulation, Data Analysis, Transaction Processing, Python Programming
Beginner · Course · 1 - 3 Months

Microsoft
Skills you'll gain: Power BI, Dashboard Creation, Microsoft Excel, Data Visualization, Model Optimization, Advanced Analytics, Data Integrity, Data Analysis, Snowflake Schema, Statistical Visualization, Data Storage, Data Quality, Database Design, Microsoft Power Platform, Business Intelligence, Analytics, Statistical Analysis, Data Analysis Software, Business Intelligence Software, SQL
Build toward a degree
Beginner · Professional Certificate · 3 - 6 Months

Skills you'll gain: Microsoft Excel, Excel Formulas, Pivot Tables And Charts, Data Analysis, Data Manipulation, Microsoft Office, Data Mining
Intermediate · Guided Project · Less Than 2 Hours
Skills you'll gain: Spreadsheet Software, Stakeholder Communications, Dashboard, Stakeholder Management, Data-Driven Decision-Making, Data Analysis, Stakeholder Engagement, Analytical Skills, Business Analysis, Analysis, Expectation Management, Quantitative Research, Problem Solving, Communication Strategies
Beginner · Course · 1 - 4 Weeks
Macquarie University
Skills you'll gain: Data Storytelling, Power BI, Microsoft Excel, Dashboard Creation, Data Presentation, Dashboard, Excel Formulas, Interactive Data Visualization, Data Visualization, Excel Macros, Data Visualization Software, Pivot Tables And Charts, Data Transformation, Statistical Visualization, Spreadsheet Software, Infographics, Data Analysis, Data Wrangling, Tree Maps, Data Cleansing
Intermediate · Specialization · 3 - 6 Months

Skills you'll gain: Data Import/Export, Python Programming, NumPy, Scripting, Data Collection, Data Analysis
Beginner · Course · 1 - 3 Months