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.

Corporate Finance Institute
Skills you'll gain: Dashboard, Microsoft Excel, Pivot Tables And Charts, Star Schema, Spreadsheet Software, Dashboard Creation, Data Transformation, Data Analysis Expressions (DAX), Data Storytelling, Data Analysis, Excel Formulas, Extract, Transform, Load, Consolidation, Data Visualization Software, Data Presentation, Data Modeling, Business Intelligence, Competitive Analysis, Data Wrangling, Data Manipulation
Beginner · Specialization · 3 - 6 Months
University of Glasgow
Skills you'll gain: Descriptive Analytics, ICD Coding (ICD-9/ICD-10), Health Informatics, Medical Records, Data Mining, Medical Coding, Electronic Medical Record, Patient Flow, Predictive Analytics, Clinical Research, Database Design, Health Information Management, Descriptive Statistics, Applied Machine Learning, Predictive Modeling, Precision Medicine, Data Access, Query Languages, SQL, Interoperability
Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: Dashboard, Dashboard Creation, Kibana, Interactive Data Visualization, Business Analytics, Data-Driven Decision-Making, System Monitoring, Data Presentation, Data Visualization Software, Web Analytics, Exploratory Data Analysis, Trend Analysis, Decision Support Systems, Data Analysis, Automation, Business Intelligence, IT Automation, Content Performance Analysis, Data Wrangling, Data Science
Beginner · Specialization · 1 - 4 Weeks

Johns Hopkins University
Skills you'll gain: Statistical Modeling, Exploratory Data Analysis, R Programming, Predictive Modeling, Sampling (Statistics), Statistical Hypothesis Testing, Tidyverse (R Package), Data Analysis, Data Modeling, Data-Driven Decision-Making, Regression Analysis, Data Science, Statistical Inference, Predictive Analytics, Rmarkdown, Statistical Methods, Applied Machine Learning, Model Evaluation, Machine Learning
Mixed · Course · 1 - 3 Months

University of Huddersfield
Skills you'll gain: Linear Algebra, Graph Theory, Statistical Software, Computational Logic, Integral Calculus, Matplotlib, Probability & Statistics, Statistical Programming, Plot (Graphics), Calculus, R Programming, Differential Equations, Data Processing, Data Visualization Software, Applied Mathematics, Theoretical Computer Science, Logical Reasoning, General Mathematics, Advanced Mathematics, Mathematical Modeling
Earn a degree
Degree · 1 - 4 Years

University of California, Davis
Skills you'll gain: Javascript and jQuery, jQuery, Data Validation, Javascript, Event-Driven Programming, Application Programming Interface (API), Object Oriented Programming (OOP)
Beginner · Course · 1 - 4 Weeks

Georgia Institute of Technology
Skills you'll gain: Materials science, Informatics, Data Science, Data Mining, Data Integration, Data Infrastructure, Data Sharing, Manufacturing Processes, Process Engineering, Structural Analysis, Collaborative Software, Statistics
Intermediate · Course · 1 - 3 Months

University of Washington
Skills you'll gain: Feature Engineering, Model Evaluation, Data Analysis, Model Training, Predictive Modeling, Data Wrangling, Statistical Modeling, Statistics, Data Science, Data Preprocessing, Data-Driven Decision-Making, Predictive Analytics, Data Collection, Applied Machine Learning, R Programming, Data Pipelines, Research, Supervised Learning, Technical Communication, Python Programming
Mixed · Course · 1 - 3 Months

Skills you'll gain: Dashboard Creation, Dashboard, Data Visualization, Data Storytelling, Data Presentation, Interactive Data Visualization, Statistical Visualization, Power BI, Data Visualization Software, Presentations, Business Intelligence, Data Analysis Expressions (DAX), Market Data, Market Analysis, Storytelling, Report Writing, Target Audience, Data Integration, Data Validation, Usability Testing
Beginner · Course · 1 - 3 Months

Skills you'll gain: Technical Analysis, Market Dynamics, Economics, International Finance, Financial Analysis, Financial Data, Supply And Demand, Probability, Data Analysis, Advanced Analytics, Financial Policy, Market Data, Financial Trading, Market Trend, Statistical Analysis, Probability Distribution, Consumer Behaviour, Risk Analysis, Finance, Business
Mixed · Course · 1 - 3 Months

Google Cloud
Skills you'll gain: Big Data, Google Cloud Platform, Analytics, Data Analysis, SQL, Query Languages
Beginner · Project · Less Than 2 Hours

Skills you'll gain: Tidyverse (R Package), Rmarkdown, Predictive Modeling, Model Evaluation, File Management, R (Software), Data Governance, Responsible AI, Data Manipulation, R Programming, Research Reports, Metadata Management, Data Quality, Predictive Analytics, Data Wrangling, Data Ethics, Business Research, Statistical Reporting, Market Research, Statistical Analysis
Beginner · Course · 1 - 3 Months