Courses from 1000+ universities
Two years after its first major layoff round, Coursera announces another, impacting 10% of its workforce.
600 Free Google Certifications
Graphic Design
Data Analysis
Digital Marketing
El rol de la digitalización en la transición energética
First Step Korean
Supporting Successful Learning in Primary School
Organize and share your learning with Class Central Lists.
View our Lists Showcase
Learn Data Transformation, earn certificates with free online courses from Johns Hopkins, Duke, University of Washington, University of Edinburgh and other top universities around the world. Read reviews to decide if a class is right for you.
Master data preprocessing techniques using the Titanic dataset, covering cleaning, handling missing values, outlier detection, feature engineering, and model training with Python and Pandas for effective machine learning preparation.
Master feature engineering techniques using the Abalone Dataset to improve ML model performance through extraction, selection, and transformation methods for uncovering meaningful patterns in data.
Master essential data manipulation and analysis using NumPy for numerical computing and Pandas for data wrangling, from basic array operations to advanced transformations and complex data analysis techniques.
Master data visualization and analysis with Power BI by learning to create interactive reports, transform data using ETL processes, build custom visualizations, and effectively manage datasets and dashboards.
Learn to manipulate, visualize, and analyze data efficiently using the Tidyverse ecosystem of R packages. Master tidy data principles and streamline your data science workflow.
Transform and manipulate data using tidyverse in R. Learn data tidying, importing, recoding, and web scraping techniques to prepare datasets for visualization and modeling.
Explore, visualize, and analyze data using R and Tidyverse. Learn data transformation, exploratory analysis, and reproducible reporting with RStudio, Quarto, Git, and GitHub.
Apply data science skills to real-world projects, from data preparation to model evaluation. Collaborate with stakeholders on ambiguous problems, gaining practical experience in tackling complex challenges.
Explore real-world healthcare informatics tools, technologies, and theories across various healthcare professions. Gain hands-on experience with emerging trends like telehealth, gaming, and data exchange.
Master the Power BI basics and learn to use the data visualization software to build impactful reports.
Comprehensive program for data professionals to transition into healthcare analytics, covering data types, sources, challenges, and practical applications in the industry.
Master Power BI Desktop for data prep, data analysis, data visualization & dashboard design w/ top Power BI instructors!
Aprende a usar Power BI desde cero, gestionando páginas, visualizaciones y datos. Importa, conecta, limpia y modela datos, crea y publica informes, y domina la creación de dashboards.
Welcome to Excel Power Tools for Data Analysis. In this four-week course, we introduce Power Query, Power Pivot and Power BI, three power tools for transforming, analysing and presenting data.
Learn Alteryx in as little as 4 hours with this Bestselling Alteryx Course (+90 minutes of extra content)
Get personalized course recommendations, track subjects and courses with reminders, and more.