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.
CertNexus
Skills you'll gain: Applied Machine Learning, Machine Learning, Machine Learning Methods, Data Storytelling, Stakeholder Engagement, Machine Learning Algorithms, Presentations, Data Presentation, Stakeholder Communications, MLOps (Machine Learning Operations), Model Training, Model Optimization, Web Applications, Continuous Deployment, Project Closure, Data-Driven Decision-Making, Data Visualization, Data Science, Data Pipelines, Communication
Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: Seaborn, Plot (Graphics), Matplotlib, Data Visualization, Scatter Plots, Statistical Visualization, Data Presentation, Box Plots, Exploratory Data Analysis, Data Visualization Software, Descriptive Statistics, Data Storytelling, Statistical Methods, Data-Driven Decision-Making, Statistical Modeling, Statistical Analysis, Python Programming, Color Theory
Beginner · Specialization · 1 - 3 Months

Arizona State University
Skills you'll gain: Data Transformation, Engineering Management, Data-Driven Decision-Making, Computational Thinking, Exploratory Data Analysis, Capacity Planning, Capacity Management, Decision Making, Data Warehousing, Decision Intelligence, Data Strategy, Data Lakes, Complex Problem Solving, Design Thinking, Data Governance, Data Access, Data Literacy, Data Management, Organizational Effectiveness, Solution Design
Beginner · Specialization · 3 - 6 Months

Skills you'll gain: Matplotlib, Data Storytelling, Data Presentation, Data Visualization, Plot (Graphics), Scientific Visualization, Data Visualization Software, Image Quality, Software Installation
Mixed · Course · 1 - 4 Weeks

Skills you'll gain: Feature Engineering, Generative AI, Anomaly Detection, Text Mining, Advanced Analytics, Predictive Modeling, Unstructured Data, AI Workflows, Data Analysis, Natural Language Processing, Predictive Analytics, Statistical Analysis, Data-Driven Decision-Making, Time Series Analysis and Forecasting, Forecasting, Model Evaluation, Data Quality
Intermediate · Course · 1 - 3 Months

Microsoft
Skills you'll gain: Microsoft Azure, Cloud Security, Data Security, Network Security, Cloud Applications, Role-Based Access Control (RBAC), Application Security, Microsoft SQL Servers, Cloud Development, Security Controls, Firewall, Database Architecture and Administration, Relational Databases, Cloud Management, Key Management, Identity and Access Management, Threat Detection, Encryption
Intermediate · Course · 1 - 3 Months

Skills you'll gain: Pandas (Python Package), NumPy, Data Wrangling, Data Transformation, Data Manipulation, Data Processing, Pivot Tables And Charts, Data Analysis Software, Data Preprocessing, Data Cleansing, Data Analysis, Numerical Analysis, Statistical Analysis, Data Structures, Descriptive Statistics
Mixed · Course · 1 - 4 Weeks

Skills you'll gain: Matplotlib, Histogram, Plot (Graphics), Data Visualization, Seaborn, Scatter Plots, Data Visualization Software, Scientific Visualization, Interactive Data Visualization, Statistical Visualization, Exploratory Data Analysis, Graphing, Python Programming
Beginner · Guided Project · Less Than 2 Hours

Skills you'll gain: Machine Learning Methods, Healthcare Ethics, Health Informatics, Machine Learning, Deep Learning, Statistical Machine Learning, Model Training, Convolutional Neural Networks, Data Preprocessing, Predictive Modeling, Electronic Medical Record System, AI Personalization, Machine Learning Algorithms, Recurrent Neural Networks (RNNs), Model Evaluation, Decision Intelligence, Data Analysis
Intermediate · Course · 1 - 4 Weeks

Maven Analytics
Skills you'll gain: Prompt Engineering, Generative AI, Google Gemini, ChatGPT, Data Analysis Expressions (DAX), Power BI, Deep Learning, Excel Formulas, Analytics, Google Sheets, AI literacy, Microsoft Excel, Artificial Intelligence, Data Analysis, Python Programming, SQL, Business Intelligence, Data Science, Debugging
Beginner · Course · 1 - 3 Months

University of Michigan
Skills you'll gain: NumPy, Debugging, Pandas (Python Package), Statistics, Correlation Analysis, Data Analysis, Statistical Programming, Descriptive Statistics, Exploratory Data Analysis, Data Wrangling, Data Preprocessing, LLM Application, Data-oriented programming, Code Reusability, Data Transformation, Numerical Analysis, Critical Thinking, Functional Design
Intermediate · Specialization · 3 - 6 Months

LearnQuest
Skills you'll gain: Data Visualization, Data Persistence, Big Data, Analytics, Data Processing, Data Storage Technologies, Data Strategy, Data Storage, Data Integrity, Data Management, Data Infrastructure, Unstructured Data, Data Import/Export, Real Time Data, Data Collection
Mixed · Course · 1 - 4 Weeks