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 Cleansing, Sampling (Statistics), Data Integrity, Data Quality, Data Processing, Data Analysis, Data Transformation, Data Validation, Sample Size Determination, SQL, Spreadsheet Software
Beginner · Course · 1 - 3 Months

Skills you'll gain: Excel Formulas, Microsoft Excel, Data Cleansing, Data Analysis, Data Import/Export, Spreadsheet Software, Data Wrangling, Data Quality, Pivot Tables And Charts, Google Sheets, Data Manipulation, Data Science, Data Integrity, Information Privacy
Beginner · Course · 1 - 3 Months

Skills you'll gain: Data Analysis, Data Cleansing, Microsoft Excel, Data Manipulation, Data Transformation, Data Quality, Excel Formulas
Intermediate · Guided Project · Less Than 2 Hours

Skills you'll gain: Data Cleansing, Prompt Engineering, Data Processing, Microsoft Excel, Data Manipulation, Microsoft Copilot, Data Wrangling, Data Quality, Data Transformation, Data Integrity, Data Validation, Excel Formulas, Data Analysis
Beginner · Course · 1 - 3 Months

Skills you'll gain: Data Quality, Responsible AI, Data Cleansing, Generative AI, Data Validation, Automation, Data Processing, Data Transformation, Tensorflow, OpenAI, Artificial Intelligence, Alteryx
Intermediate · Course · 1 - 3 Months
University of Michigan
Skills you'll gain: Data Quality, Data Cleansing, Quantitative Research, Data Validation, Data Integrity, Data Collection, Quality Assurance, Data Processing, Data Strategy, Data Management, Data Analysis, Data Access, Statistical Analysis, Sampling (Statistics), Threat Detection
Beginner · Specialization · 1 - 3 Months

Johns Hopkins University
Skills you'll gain: Tidyverse (R Package), Ggplot2, Data Wrangling, Exploratory Data Analysis, Plot (Graphics), R Programming, Data Import/Export, Predictive Modeling, Data Visualization, Data Visualization Software, Statistical Hypothesis Testing, Data Analysis, Data Manipulation, Data Modeling, Regression Analysis, Web Scraping, Data Presentation, Data Science, R (Software), Data Analysis Software
Beginner · Specialization · 3 - 6 Months

Corporate Finance Institute
Skills you'll gain: Data Transformation, Extract, Transform, Load, Microsoft Excel, Data Manipulation, Data Cleansing, Data Integration, Data Import/Export, Pivot Tables And Charts, Data Validation, Automation
Beginner · Course · 1 - 3 Months

Skills you'll gain: Data Transformation, Power BI, Data-Driven Decision-Making, Data Integration, Data Cleansing, Data Manipulation, Data Modeling, Business Intelligence, Data Visualization Software, Data Quality, Data Import/Export, Data Analysis, Analytics
Intermediate · Course · 1 - 4 Weeks

Simplilearn
Skills you'll gain: Microsoft Excel, Data Validation, Excel Formulas, Spreadsheet Software, Data Quality, Pivot Tables And Charts, Data Cleansing, Project Management, Data Visualization, Timelines, Data Presentation, Graphing
Beginner · Course · 1 - 4 Weeks

Skills you'll gain: Microsoft Excel, Spreadsheet Software, Data Analysis Expressions (DAX), Business Intelligence, Data Entry
Intermediate · Guided Project · Less Than 2 Hours

Skills you'll gain: Data Integrity, Data Cleansing, Data Quality, Data Validation, Sample Size Determination, Sampling (Statistics), Data Analysis, Statistics, Statistical Analysis
Beginner · Course · 1 - 4 Weeks