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 Mapping, Microsoft Azure, Data Transformation, Data Pipelines, Extract, Transform, Load, Dataflow, Data Processing, Data Integration, Data Storage, Cloud Storage
★ 4.8 (8) · Beginner · Guided Project · Less Than 2 Hours

Coursera
Skills you'll gain: Overcoming Objections, Data Storytelling, Persuasive Communication, Data Presentation, People Analytics, Human Resource Strategy, Oral Expression, Presentations, Benchmarking, Prompt Engineering Tools, Stakeholder Communications, Data Literacy, Data Validation, AI Integrations, AI Personalization, Artificial Intelligence, Correlation Analysis, Verification And Validation
Beginner · Course · 1 - 4 Weeks

Skills you'll gain: Data-Driven Decision-Making, Data Presentation, Data Storytelling, Data Literacy, Data Analysis, Data Ethics, Exploratory Data Analysis, Analytical Skills, Descriptive Analytics
★ 4.3 (18) · Beginner · Course · 1 - 4 Weeks
Duke University
Skills you'll gain: Predictive Modeling, Predictive Analytics, Microsoft Excel, Excel Formulas, Classification Algorithms, Data-Driven Decision-Making, Business Analytics, Excel Macros, Data Analysis, Model Evaluation, Business Risk Management
★ 4.2 (4K) · Beginner · Course · 1 - 3 Months

Coursera
Skills you'll gain: Decision Making, Human Resource Management, Human Resource Strategy, Human Resources, People Analytics, Critical Thinking, Strategic Decision-Making, Data-Driven Decision-Making, Performance Appraisal, Prompt Engineering, Oral Expression, Employee Performance Management, Data Analysis, Strategic Prioritization, Performance Measurement, Performance Metric, Performance Analysis, ChatGPT, Business Acumen, Presentations
Beginner · Course · 1 - 4 Weeks

Coursera
Skills you'll gain: People Analytics, Report Writing, Statistical Reporting, Data Literacy, Business Reporting, Management Reporting, Data Presentation, Excel Formulas, Data Storytelling, Data Analysis, Business Writing, Microsoft Excel, Analytics, Statistical Methods, Plot (Graphics), Technical Communication, Statistical Hypothesis Testing, Executive Presence, Stakeholder Communications, Persuasive Communication
Advanced · Course · 1 - 3 Months

University of Illinois Urbana-Champaign
Skills you'll gain: Data Visualization, Plot (Graphics), Interactive Data Visualization, Data Presentation, Infographics, Data Visualization Software, Data Wrangling, Data Storytelling, Plotly, Matplotlib, Journalism, Graphing, Graphic and Visual Design, Color Theory, Visual Storytelling, Data Manipulation, Data Transformation, Design Elements And Principles, Data Analysis, Statistical Analysis
★ 4.5 (69) · Beginner · Course · 1 - 3 Months

Fundação Instituto de Administração
Skills you'll gain: Big Data, Internet Of Things, Social Network Analysis, Text Mining, Apache Hadoop, Business Intelligence, Social Media Analytics, Unstructured Data, Analytics, Cloud Computing, Cloud Infrastructure, Data-Driven Marketing, Data Science, Fraud detection, Customer Retention, Marketing Strategies
★ 4.6 (323) · Beginner · Course · 1 - 4 Weeks

O.P. Jindal Global University
Skills you'll gain: Big Data, Apache Spark, Apache Hadoop, Apache Hive, NoSQL, Database Systems, Data Mining, Cloud Applications, Cloud Solutions, Real Time Data, Cloud Computing, Data Processing, Query Languages, Distributed Computing, Applied Machine Learning, Scripting Languages, Data Manipulation
Beginner · Course · 1 - 3 Months
Duke University
Skills you'll gain: Database Design, MySQL, Relational Databases, SQL, Database Development, Database Management, Data Modeling, Database Systems, Query Languages, Databases, Business Analytics, Big Data, Business Analysis, Data Analysis, Data Management
★ 4.7 (4.1K) · Mixed · Course · 1 - 3 Months

Coursera
Skills you'll gain: Azure Synapse Analytics, Data Transformation, Microsoft SQL Servers, Data Pipelines, SQL, Data Manipulation, Time Series Analysis and Forecasting, Advanced Analytics, Data Wrangling, Performance Tuning
Advanced · Course · 1 - 4 Weeks

Johns Hopkins University
Skills you'll gain: Reinforcement Learning, Data-Driven Decision-Making, Markov Model, Data Analysis, Time Series Analysis and Forecasting, Bayesian Statistics, Decision Making, Statistical Methods, Anomaly Detection, Probability Distribution, Statistical Analysis, Sampling (Statistics), Model Optimization, Clinical Trials
Intermediate · Course · 1 - 3 Months