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.
University of Colorado Boulder
Skills you'll gain: Model Evaluation, Data Mining, Supervised Learning, Unsupervised Learning, Service Level, Dimensionality Reduction, Deep Learning, Statistical Modeling, Probability, Applied Machine Learning, Anomaly Detection, Machine Learning Algorithms, Statistical Inference, Statistical Hypothesis Testing, Statistical Machine Learning, Model Training, Data Warehousing, Performance Testing, Bash (Scripting Language), Data Science
Credit offered
Graduate Certificate · 6 - 12 Months

Coursera
Skills you'll gain: Social Media Analytics, Data Presentation, Business Intelligence, Predictive Modeling, Dashboard Creation, Predictive Analytics, Customer Analysis, Case Studies, Advanced Analytics
Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: Data Storytelling, Data Visualization, Data Presentation, Matplotlib, Plotly, Seaborn, Plot (Graphics), Exploratory Data Analysis, Dashboard Creation
Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: Data Warehousing, Extract, Transform, Load, Data Pipelines, Linux Commands, SQL, IBM Cognos Analytics, Apache Kafka, Bash (Scripting Language), Apache Airflow, Shell Script, IBM DB2, Data Transformation, Data Visualization, Dashboard, File Management, Dashboard Creation, Star Schema, Database Management, Relational Databases, Stored Procedure
Beginner · Specialization · 3 - 6 Months

Skills you'll gain: Interoperability, Medical Privacy, Clinical Data Management, Data Cleansing, Data Preprocessing, Health Informatics, Feature Engineering, Data Transformation, Health Insurance Portability And Accountability Act (HIPAA) Compliance, Data Quality, ICD Coding (ICD-9/ICD-10), Data Processing, Health Care, Health Information Management, Data Integration, Medical Records, Medical Coding, Data Validation, Electronic Medical Record, Machine Learning
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

Skills you'll gain: Splunk, Dashboard, Dashboard Creation, Plot (Graphics), Business Intelligence, Scatter Plots, Data Visualization Software, Data-Driven Decision-Making, Interactive Data Visualization, Data Visualization, Software Installation, Business Intelligence Software, Case Studies, Data Processing, Trend Analysis, Event Monitoring, Transaction Processing, System Configuration, Correlation Analysis, Statistical Analysis
Mixed · Course · 1 - 3 Months

Skills you'll gain: Debugging, Automation, Python Programming, Data Structures, Programming Principles, Scripting Languages, Development Environment, Scripting, Data Manipulation, Other Programming Languages, File Management, Data Validation, Package and Software Management, Software Installation
Beginner · Course · 3 - 6 Months

Google Cloud
Skills you'll gain: Metadata Management, Google Cloud Platform, Data Mining, Big Data, Exploratory Data Analysis, Data Management, Cloud API
Beginner · Project · Less Than 2 Hours
University of Toronto
Skills you'll gain: Geographic Information Systems, Geospatial Information and Technology, Geospatial Mapping, GIS Software, Data Mapping, Spatial Data Analysis, Metadata Management, Quantitative Research, Spatial Analysis, Typography, Data Cleansing, Data Manipulation, Design Elements And Principles, Data Import/Export
Beginner · Course · 1 - 3 Months

Skills you'll gain: Plotly, Model Evaluation, NumPy, Statistical Methods, Probability & Statistics, Plot (Graphics), Dashboard, Statistics, Pandas (Python Package), Data Analysis, Database Development, Statistical Analysis, Regression Analysis, Dashboard Creation, Data Manipulation, Python Programming, Applied Machine Learning, Probability, Data Science, Performance Tuning
Intermediate · Specialization · 3 - 6 Months

Coursera
Skills you'll gain: Invoicing, Billing & Invoicing, Accounting Records, Billing, Excel Formulas, Spreadsheet Software, Tax Compliance, Payment Processing and Collection, Tax Management, Microsoft Excel, Regulation and Legal Compliance, Sales Tax, Regulatory Requirements, Automation
Beginner · Course · 1 - 4 Weeks