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Название: R for Data Science: Import, Tidy, Transform, Visualize, and Model Data, 2nd Edition (Second Early Release)
Автор: Hadley Wickham, Garrett Grolemund, Mine Cetinkaya-Rundel
Издательство: O’Reilly Media, Inc.
Год: 22023-02-23
Страниц: 746
Язык: английский
Формат: epub (true), mobi
Размер: 17.5 MB

Learn how to use R to turn data into insight, knowledge, and understanding. Ideal for current and aspiring data scientists, this book introduces you to doing data science with R and RStudio, as well as the tidyverse—a collection of R packages designed to work together to make data science fast, fluent, and fun. Even if you have no programming experience, this updated edition will have you doing data science quickly. You'll learn how to import, transform, and visualize your data and communicate the results. And you'll get a complete, big-picture understanding of the data science cycle and the basic tools you need to manage the details. Each section in this edition includes exercises to help you practice what you've learned along the way.

Название: Complete A+ Guide to IT Hardware and Software: CompTIA A+ Exams 220-1101 & 220-1102, 9th Edition
Автор: Cheryl A. Schmidt, Christopher A. Lee
Издательство: Pearson Education
Год: 2023
Страниц: 2122
Язык: английский
Формат: epub (true)
Размер: 122.8 MB

This is your all-in-one, real-world, full-color guide to connecting, managing, and troubleshooting modern devices and systems in authentic IT scenarios. Its thorough instruction built on the CompTIA A+ Core 1 (220-1101) and Core 2 (220-1102) exam objectives. Award-winning instructor Cheryl Schmidt also addresses widely-used legacy technologies making this the definitive resource for mastering the tools and technologies you'll encounter in real IT and business environments. Schmidt's emphasis on both technical and soft skills will help you rapidly become a well-qualified, professional, and customer-friendly technician.