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: Disaster Recovery, Star Schema, Business Continuity Planning, Cost Benefit Analysis, Database Design, Business Continuity, Data Infrastructure, Snowflake Schema, Database Architecture and Administration, Relational Databases, Data Warehousing, Data Modeling, Data Architecture, Data Validation, SQL, Terraform, Infrastructure as Code (IaC), Extract, Transform, Load, Business Analytics, Cost Management
Advanced · Specialization · 3 - 6 Months

Skills you'll gain: Exploratory Data Analysis, Correlation Analysis, Plot (Graphics), Matplotlib, Seaborn, Data Cleansing, Data Visualization, Pandas (Python Package), Data Analysis, Data Manipulation, NumPy, Data Science, Statistical Analysis, Data Wrangling, Python Programming
Beginner · Guided Project · Less Than 2 Hours

University of Pittsburgh
Skills you'll gain: Statistical Analysis, NumPy, Probability Distribution, Matplotlib, Plot (Graphics), Statistics, Data Science, Probability & Statistics, Probability, Statistical Modeling, Predictive Modeling, Data Analysis, Linear Algebra, Predictive Analytics, Statistical Methods, Mathematics and Mathematical Modeling, Applied Mathematics, Python Programming, Machine Learning, Logical Reasoning
Beginner · Specialization · 1 - 3 Months

Skills you'll gain: Mac OS, Apple software proficiency, Knowledge of Apple Software, Enterprise Application Management, Data Management, File Management, Package and Software Management, Data Maintenance, File Systems, Unix, Application Performance Management, Software Installation, Document Management, Security Controls, Data Storage, Application Deployment, Data Storage Technologies, Data Security, Application Security, Disaster Recovery
Intermediate · Course · 1 - 4 Weeks

Codio
Skills you'll gain: Matplotlib, Statistical Methods, Statistical Hypothesis Testing, Plot (Graphics), Data Analysis, Statistical Analysis, Data Import/Export, Data Visualization, Data Cleansing, Data Manipulation, Statistics, Descriptive Statistics, Pandas (Python Package), Data Wrangling, Correlation Analysis, Python Programming, Programming Principles, Computer Programming, Scripting, Computational Logic
Mixed · Course · 1 - 3 Months

Coursera
Skills you'll gain: Data Structures, Plot (Graphics), Python Programming, Data Store, Data Storage
Intermediate · Guided Project · Less Than 2 Hours

Coursera
Skills you'll gain: Jupyter, Timelines, Microsoft Excel, Spreadsheet Software, Project Schedules, Data Import/Export, Python Programming, Email Automation, Data Literacy, Data Structures, Data Analysis, Data Manipulation
Intermediate · Guided Project · Less Than 2 Hours

Queen Mary University of London
Skills you'll gain: Analytics, Data Analysis, Digital Brand Strategy, Digital Analysis, Statistical Analysis, Correlation Analysis, Quantitative Research, Regression Analysis, Content Performance Analysis, Marketing Analytics, Data Quality, Probability & Statistics, Statistical Methods, Exploratory Data Analysis, Logistic Regression, Market Research, Return On Investment
Beginner · Course · 1 - 4 Weeks

Coursera
Skills you'll gain: Patient Registration, Registration, Health Information Management, Health Information Management and Medical Records, Data Quality, Data Entry, Denial Management, Data Validation, Medical Records, Electronic Medical Record System, Medical Office Procedures, Data Maintenance, Data Integrity, Quality Assurance
Beginner · Course · 1 - 4 Weeks

EDUCBA
Skills you'll gain: Data Lakes, Microsoft Azure, Stored Procedure, Data Architecture, Performance Tuning, Data Management, Query Languages, Data Manipulation, Scripting, SQL, Data Processing, Windows PowerShell, Microsoft Visual Studio, Command-Line Interface, Heat Maps
Intermediate · Course · 1 - 3 Months

Skills you'll gain: Apache Kafka, Data Warehousing, Extract, Transform, Load, Microsoft SQL Servers, Performance Tuning, Data Pipelines, Cloud Computing Architecture, Business Intelligence, Real Time Data, Apache Hadoop, Cloud Infrastructure, Data Modeling, Database Design, Data Quality, Responsible AI, Apache Spark, SQL, Generative AI, Data Governance, Quality Management
Intermediate · Specialization · 1 - 3 Months

Università di Napoli Federico II
Skills you'll gain: Unsupervised Learning, Supervised Learning, Object Oriented Programming (OOP), PyTorch (Machine Learning Library), R Programming, Convolutional Neural Networks, NumPy, R (Software), Image Analysis, Pandas (Python Package), Matplotlib, Artificial Neural Networks, Python Programming, Deep Learning, Computer Programming, Machine Learning Methods, Scripting Languages, Statistical Machine Learning, Scripting, Programming Principles
Intermediate · Specialization · 1 - 3 Months