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 Storytelling, Interactive Data Visualization, Data Presentation, Data Visualization Software, Statistical Visualization, Geospatial Information and Technology, Exploratory Data Analysis, Data Literacy, Spatial Data Analysis, Scatter Plots, Storytelling, Geospatial Mapping, Dashboard Creation, Visual Storytelling, Box Plots, Histogram, Graphic and Visual Design, Data Ethics, Design Elements And Principles
Beginner · Course · 1 - 3 Months

Skills you'll gain: Presentations, Sales Presentations, Sales Presentation, Data Visualization, Productivity Software, Design
★ 4.4 (17) · Beginner · Guided Project · Less Than 2 Hours

Skills you'll gain: Plot (Graphics), Pandas (Python Package), Data Visualization, Data Manipulation, Statistical Visualization, Data Processing, Data Import/Export, Regression Analysis
Beginner · Course · 1 - 3 Months

Skills you'll gain: Data Warehousing, Data Modeling, Trend Analysis, Business Intelligence, Scalability, Data Integrity, Data Pipelines, SQL
Beginner · Course · 1 - 4 Weeks

Skills you'll gain: Spatial Data Analysis, Statistical Visualization, Dashboard Creation, Data Wrangling, Salesforce, Data Mapping, Graphing, Advanced Analytics, Data Integration
Intermediate · Course · 3 - 6 Months

Northeastern University
Skills you'll gain: Text Mining, Data Mining, Time Series Analysis and Forecasting, Classification Algorithms, Artificial Neural Networks, Trend Analysis, Unstructured Data, Regression Analysis, Machine Learning Algorithms, Supervised Learning, Feature Engineering, Unsupervised Learning, Predictive Modeling, Forecasting, Deep Learning, Data Preprocessing
Intermediate · Course · 1 - 3 Months

Skills you'll gain: Shiny (R Package), PyTorch (Machine Learning Library), Dashboard, Dashboard Creation, Python Programming, Interactive Data Visualization, Data Visualization Software, Pandas (Python Package), Image Analysis, Applied Machine Learning, Machine Learning Methods, Data Science, Exploratory Data Analysis, Application Development, UI Components, User Interface (UI)
Intermediate · Course · 1 - 3 Months

Skills you'll gain: Pandas (Python Package), Data Analysis, Data Manipulation, Data Access, Python Programming
★ 4.8 (29) · Beginner · Guided Project · Less Than 2 Hours

Skills you'll gain: Conversion Funnel Analysis, Marketing Analytics, Data-Driven Marketing, Web Analytics, Digital Analysis, Customer Analysis, Marketing Automation, Customer Insights, Correlation Analysis, Statistical Methods, Statistical Analysis, Web Analytics and SEO, Decision Intelligence, System Monitoring, Model Evaluation, Continuous Monitoring, Quality Assessment, Data Validation, Verification And Validation
Beginner · Course · 1 - 4 Weeks

Skills you'll gain: Exploratory Data Analysis, Matplotlib, Plot (Graphics), Box Plots, Data Analysis, Descriptive Statistics, Scatter Plots, Data Visualization Software, Histogram, Data Literacy, Statistical Visualization, Seaborn, Descriptive Analytics, Analytical Skills, Statistical Analysis, Correlation Analysis, Statistics
Beginner · Course · 1 - 4 Weeks

Skills you'll gain: Disaster Recovery, Remote Access Systems, File Systems, Data Access, Data Storage, File Management, Data Sharing, Network Planning And Design, Distributed Computing, Computer Networking, Servers, Network Protocols, System Configuration, Open Source Technology
★ 5 (10) · Intermediate · Course · 1 - 3 Months

Skills you'll gain: Extract, Transform, Load, SQL, Data Transformation, Data Pipelines, Data Manipulation, Performance Tuning, Scripting, Database Management
Intermediate · Course · 1 - 4 Weeks