Data wrangling courses can help you learn data cleaning, transformation techniques, and data integration methods. You can build skills in handling missing values, reshaping datasets, and merging data from multiple sources. Many courses introduce tools such as Python libraries like Pandas and NumPy, as well as SQL for database management, showing how these skills streamline data preparation for analysis and visualization.

Skills you'll gain: Apache Spark, PySpark, Big Data, Data Pipelines, Data Processing, Distributed Computing, JSON, Data Manipulation, Data Transformation, Performance Tuning
Mixed · Course · 1 - 4 Weeks

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

University of London
Skills you'll gain: Data Visualization, Matplotlib, Probability & Statistics, Data Science, Unsupervised Learning, Statistics, NumPy, Python Programming, Pandas (Python Package), Data Analysis, Machine Learning Algorithms, Descriptive Statistics, Machine Learning, Data Manipulation
Beginner · Course · 1 - 3 Months

Maven Analytics
Skills you'll gain: Microsoft Copilot, Microsoft Excel, Pivot Tables And Charts, Excel Formulas, People Analytics, Data Manipulation, Data Analysis, Microsoft 365, Human Resources Information System (HRIS), ChatGPT, Data Visualization, Artificial Intelligence, Generative AI
Beginner · Course · 1 - 3 Months

Northeastern University
Skills you'll gain: Exploratory Data Analysis, Data Mining, Dimensionality Reduction, Regression Analysis, Machine Learning Algorithms, Data Analysis, Big Data, Analytics, Feature Engineering, Predictive Modeling, Data Science, Data Processing, Statistical Analysis, Performance Analysis, Case Studies, Applied Machine Learning, Supervised Learning, Classification And Regression Tree (CART), Data Cleansing, Project Implementation
Intermediate · Course · 1 - 3 Months

LearnQuest
Skills you'll gain: Exploratory Data Analysis, Data Storytelling, Dashboard, Data Presentation, Data Analysis, Data Literacy, No-Code Development, Data Science, Predictive Modeling, Data Ethics, Data Capture, Data Modeling, Data Processing, Data Transformation, Data Integrity, Data Cleansing, Applied Machine Learning, Data Governance, Data Collection, Data Integration
Intermediate · Course · 1 - 4 Weeks

Coursera
Skills you'll gain: C++ (Programming Language), Data Structures, Data Store, Data Cleansing, Data Mapping, Data Import/Export, Data Integrity, File Management
Intermediate · Guided Project · Less Than 2 Hours

Corporate Finance Institute
Skills you'll gain: Microsoft Excel, Pivot Tables And Charts, Spreadsheet Software, Dashboard, Data Transformation, Data Analysis, Excel Formulas, Data Visualization Software, Data Presentation, Data Manipulation, Business Intelligence, Data Cleansing
Beginner · Course · 1 - 3 Months

Skills you'll gain: Matplotlib, Box Plots, E-Commerce, Business Analytics, Data Visualization Software, Data Processing, Histogram, Data Analysis, Scatter Plots, Exploratory Data Analysis, Pandas (Python Package), Software Installation
Mixed · Course · 1 - 4 Weeks

Skills you'll gain: Ggplot2, Data Visualization, Regression Analysis, Predictive Analytics, Statistical Modeling, R Programming, Descriptive Statistics, Exploratory Data Analysis, Statistics, Statistical Analysis, Data Analysis
Intermediate · Guided Project · Less Than 2 Hours
Skills you'll gain: Governance, Data Ethics, Business Ethics, Strategic Leadership, Business Leadership, Organizational Leadership, Governance Risk Management and Compliance, Ethical Standards And Conduct, Policy Development, Culture Transformation, Business Transformation, Stakeholder Engagement, Data Governance, Change Management, Employee Engagement
Beginner · Course · 1 - 3 Months

Skills you'll gain: Data Ethics, Responsible AI, Data Collection, Game Theory, Machine Learning, Algorithms, Artificial Intelligence, Predictive Modeling
Beginner · Course · 1 - 4 Weeks