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 Manipulation, Data Processing, Data Wrangling, Data Pipelines, Data Transformation, Data Quality, Data Cleansing, Data Preprocessing, Data Import/Export, Extract, Transform, Load, Exploratory Data Analysis, Cloud-Based Integration, Google Analytics
Intermediate · Project · Less Than 2 Hours

Skills you'll gain: Data Validation, Data Collection, Alteryx, Data Quality, Microsoft Excel, Data Integrity, Data Import/Export, Test Tools, Data Loss Prevention
Intermediate · Guided Project · Less Than 2 Hours

Skills you'll gain: Supervised Learning, Machine Learning Methods, Data Preprocessing, Machine Learning, Time Series Analysis and Forecasting, Applied Machine Learning, Data Quality, Data Wrangling, Data Analysis, Model Training, Data Manipulation, Classification Algorithms, Regression Analysis
Beginner · Course · 1 - 4 Weeks
CertNexus
Skills you'll gain: Extract, Transform, Load, Data Preprocessing, Data Cleansing, Data Processing, Data Transformation, Data Integration, Data Import/Export, Data Mining
Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: Stored Procedure, MySQL Workbench, SQL, Data Cleansing, Data-Driven Decision-Making, MySQL, Exploratory Data Analysis, Database Design, Data Presentation, Data Manipulation, Data Integration, Relational Databases, Data Import/Export, Database Management, Query Languages, Database Software, Report Writing, GitHub, Performance Tuning, Jupyter
Beginner · Specialization · 3 - 6 Months

Skills you'll gain: Plot (Graphics), Scatter Plots, Programming Principles, Numerical Analysis
Intermediate · Course · 1 - 3 Months

Northeastern University
Skills you'll gain: Exploratory Data Analysis, Data Wrangling, Data Structures, Time Series Analysis and Forecasting, Unsupervised Learning, Data Analysis, Data Manipulation, Machine Learning Algorithms, Computational Thinking, Descriptive Statistics, Data Processing, Data Preprocessing, Data Cleansing, Programming Principles, Data Visualization, Python Programming, Algorithms, Model Evaluation
Beginner · Course · 1 - 3 Months

Skills you'll gain: Data Storytelling, Prompt Engineering, Data Presentation, Dashboard, Dashboard Creation, Interactive Data Visualization, Feature Engineering, Generative AI, Data Ethics, Responsible AI, Infographics, Data Visualization, Anomaly Detection, Data Visualization Software, Microsoft Copilot, Text Mining, Risk Mitigation, Risk Analysis, Predictive Analytics, Automation
Intermediate · Professional Certificate · 3 - 6 Months

Skills you'll gain: Data Storytelling, Generative AI, Data Visualization, Matplotlib, Data Cleansing, Data Transformation, Generative Model Architectures, Data Ethics, Data Visualization Software, Data-Driven Decision-Making, Plotly, Data Manipulation, Pandas (Python Package), Data Wrangling, Data Preprocessing, Generative Adversarial Networks (GANs), Scikit Learn (Machine Learning Library), Data Analysis, Jupyter, Machine Learning
Beginner · Course · 1 - 3 Months

Skills you'll gain: Pandas (Python Package), Text Mining, Data Manipulation, Data Cleansing, Data Processing, Data Integration, Data Wrangling, Data Transformation, Unstructured Data, Data Preprocessing
Intermediate · Course · 1 - 3 Months

Northeastern University
Skills you'll gain: Exploratory Data Analysis, Time Series Analysis and Forecasting, Probability Distribution, Pandas (Python Package), Data Analysis, Data Wrangling, Probability & Statistics, Unsupervised Learning, Text Mining, Data Manipulation, Computational Thinking, Statistical Methods, Data Processing, Statistical Analysis, Data Preprocessing, Data Structures, Statistics, Data Cleansing, Programming Principles, Descriptive Statistics
Mixed · Course · 1 - 4 Weeks

Microsoft
Skills you'll gain: Data Storytelling, Data Presentation, Generative AI, Version Control, Git (Version Control System), Data Manipulation, Data Cleansing, Data Visualization, Exploratory Data Analysis, Pandas (Python Package), R Programming, Tidyverse (R Package), Statistical Visualization, Python Programming, Microsoft Visual Studio, Ggplot2, GitHub, Jupyter, NumPy, Machine Learning Methods
Beginner · Specialization · 3 - 6 Months