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: Ggplot2, Plot (Graphics), Tidyverse (R Package), Data Visualization, Statistical Visualization, Data Analysis, Exploratory Data Analysis, R Programming, Data Visualization Software, Data Wrangling, Data Manipulation, R (Software)
Intermediate · Guided Project · Less Than 2 Hours

Skills you'll gain: Data Import/Export, Pandas (Python Package), Pivot Tables And Charts, Jupyter, Microsoft Excel, Data Analysis, Data Manipulation, Data Wrangling, Data Access, Programming Principles, Python Programming, Data Structures, Development Environment, Scripting, Package and Software Management, Software Installation, Object Oriented Programming (OOP)
Beginner · Course · 1 - 4 Weeks

Skills you'll gain: Generative AI, Generative Model Architectures, Database Design, Data Pipelines, Query Languages, Extract, Transform, Load, Responsible AI, Data Warehousing, Data Ethics, Data Infrastructure, Data Architecture, Data Mining, Data Synthesis, Data Analysis, Data Quality, Convolutional Neural Networks
Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: Power BI, Data Modeling, Data Storytelling, Data Analysis Expressions (DAX), Data Visualization Software, Data Presentation, Data Transformation, Business Intelligence, Dashboard, Microsoft Excel, Dashboard Creation, Interactive Data Visualization, Business Intelligence Software, Data Manipulation, Data Cleansing, Key Performance Indicators (KPIs), Report Writing, Data Import/Export
Intermediate · Course · 1 - 3 Months

Skills you'll gain: Fraud detection, Anomaly Detection, Loss Prevention, R Programming, R (Software), Analytical Skills, Machine Learning Methods, Unsupervised Learning, Financial Data, Risk Analysis, Analytics, Business Strategies, Data-Driven Decision-Making, Supervised Learning, Big Data
Beginner · Course · 1 - 4 Weeks

Skills you'll gain: Microsoft Excel, Excel Formulas, Data Storytelling, Mergers & Acquisitions, Data Transformation, Interactive Data Visualization, Spreadsheet Software, Data Presentation, Business Valuation, Financial Modeling, Case Studies, Analysis, Financial Statement Analysis, Financial Analysis, Market Data, Benchmarking
Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: Data Storytelling, Business Metrics, Concision, Analytical Skills, Persuasive Communication
Beginner · Course · 1 - 4 Weeks

Skills you'll gain: Data Presentation, Data Visualization, Plot (Graphics), Statistical Visualization, Data-Driven Decision-Making, Dashboard Creation, Data Ethics, R (Software), Data Science, Data Governance, Advanced Analytics
Beginner · Course · 1 - 4 Weeks

Whizlabs
Skills you'll gain: Amazon S3, Amazon Web Services, Cloud Storage, Data Maintenance, Data Storage Technologies, Data Management, Data Storage, Issue Tracking, Disaster Recovery, Data Loss Prevention, Hybrid Cloud Computing
Intermediate · Course · 1 - 4 Weeks

Coursera
Skills you'll gain: Data-Driven Marketing, Data Cleansing, Digital Analysis, Web Analytics and SEO, Data Literacy, Data Collection, Data Integrity, Gap Analysis, Corrective and Preventive Action (CAPA), Code Review
Beginner · Course · 1 - 4 Weeks

Skills you'll gain: Tableau Software, Dashboard, Data Visualization, Dashboard Creation, Business Intelligence, Interactive Data Visualization, Data Presentation, Business Intelligence Software, Presentations, Data Storytelling, Business Analytics, Data Visualization Software, Data Analysis, Advanced Analytics, Revenue Forecasting, Trend Analysis, Spatial Data Analysis, Forecasting, Data Cleansing, Data Preprocessing
Beginner · Specialization · 3 - 6 Months

Skills you'll gain: Data Analysis Expressions (DAX), Power BI, Business Intelligence, Data-Driven Decision-Making, Business Intelligence Software, Data Modeling, Power Platform Architecture & Technical Design, Snowflake Schema, Data Transformation, Extract, Transform, Load, Data Storytelling, Data Strategy, Data Integration, Data Cleansing, Process Improvement and Optimization, Data Analysis, Data Management, Data Governance, Data Quality, Relationship Management
Beginner · Course · 1 - 4 Weeks