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.

Macquarie University
Skills you'll gain: Identity and Access Management, Cryptography, AWS Identity and Access Management (IAM), Data Security, Authentications, Threat Detection, Cybersecurity, Encryption, Network Security, Data Management, Azure Active Directory, Security Controls, Cyber Attacks, Cyber Security Strategy, Cyber Governance, Key Management, Security Management, Cyber Risk, Computer Security, Security Awareness
★ 4.5 (14) · Intermediate · Specialization · 3 - 6 Months

IIT Guwahati
Skills you'll gain: Package and Software Management, Time Series Analysis and Forecasting, Cloud Computing Architecture, Linear Algebra, Data Structures, R (Software), Data Warehousing, Database Design, Model Evaluation, Database Management, Social Network Analysis, Algorithms, Java Programming, Deep Learning, Portfolio Management, Oral Comprehension, C (Programming Language), Econometrics, Spreadsheet Software, Data Literacy
Degree · 1 - 4 Years

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

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

Skills you'll gain: Data Analysis Expressions (DAX), Power BI, Pivot Tables And Charts, Microsoft Excel, R Programming, Alteryx, R (Software), Dashboard, Statistical Programming, Data Transformation, Tableau Software, Data Cleansing, Data Visualization Software, Spreadsheet Software, Debugging, Data Visualization, Automation, Python Programming, Data Structures, Statistical Analysis
★ 4.6 (29) · Intermediate · Specialization · 3 - 6 Months

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

Skills you'll gain: Health Policy, Cost Benefit Analysis, Data-Driven Decision-Making, Risk Modeling, Health Assessment, Analysis, Decision Making, Health Technology, Health Care, Value-Based Care, Cost Estimation, Estimation, Markov Model, Model Evaluation
★ 4.3 (25) · Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: Data Lakes, Microsoft Azure, Extract, Transform, Load, Power BI, Data Governance, Data Integration, Data Architecture, Data Management, Data Pipelines, Dataflow, Data Warehousing, Data Transformation, Data Analysis, Data Security, Data Storage, Python Programming, Machine Learning
Intermediate · Course · 1 - 3 Months

Skills you'll gain: Time Series Analysis and Forecasting, SAS (Software), Forecasting, Recurrent Neural Networks (RNNs), Feature Engineering, Statistical Analysis, Data Analysis Software, Data Analysis, Digital Signal Processing, Statistical Methods, Advanced Analytics, Statistical Software, Regression Analysis, Data Transformation, Exploratory Data Analysis, Machine Learning Methods, Predictive Modeling, Applied Machine Learning, Predictive Analytics, Model Training
★ 5 (11) · Intermediate · Specialization · 3 - 6 Months

The University of Edinburgh
Skills you'll gain: Precision Medicine, Bioinformatics, Biostatistics, Image Analysis, Medical Imaging, Process Modeling, Data Science, Applied Machine Learning, Data Ethics, Health Informatics, Machine Learning Methods, Statistical Modeling, Network Model, Statistical Methods, Data Analysis, Machine Learning, Natural Language Processing, Probability & Statistics, Clinical Documentation, Python Programming
★ 4.6 (341) · Intermediate · Course · 1 - 3 Months

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

University of Colorado Boulder
Skills you'll gain: Linear Algebra, Integral Calculus, Algebra, Numerical Analysis, Calculus, Applied Mathematics, Data Science, Graphing, General Mathematics, Data Analysis, Data Modeling, Statistical Methods, Mathematical Theory & Analysis, Derivatives, Probability & Statistics
★ 4.5 (479) · Intermediate · Specialization · 3 - 6 Months