How do I change data frame column names and access columns in R? Learn R Video 2 скачать в хорошем качестве

How do I change data frame column names and access columns in R? Learn R Video 2

Do you want to learn to program in R? If you're a beginner, you're in the right place! This is the second video in an introductory series that will teach you to program and analyze data in R. This series of videos is suitable for beginners or experienced programmers or data analysts who want to learn R. This video covers renaming and accessing data frame columns in R. Let's have some fun learning to program with R! The auto-graded exercises that go with this video can be downloaded here: https://github.com/ProfessorBurke/REx... (Read the readme file and then download or fork the Video2-columns folder to use in RStudio.) Do you want a great book to go along with these videos? You might find it helpful to read chapters 1 and 2 of Introduction to Data Science: Data Analysis and Prediction Algorithms with R by Rafael A. Irizarry: http://rafalab.dfci.harvard.edu/dsbook/ Coming from a programming background, one of the most helpful R books that I've read is The art of R programming: A tour of statistical software design, by Norman Matloff*: https://amzn.to/3YCsQZD The first R video is here:    • R Basics: Math, Vectors, Variables, and As...   The introduction to R playlist is here:    • R Basics: Math, Vectors, Variables, and As...   Download and install R: https://www.r-project.org/ Download and install RStudio: https://posit.co/downloads/ Hadley Wickham's R style guide: http://adv-r.had.co.nz/Style.html Data that is used in this video is from: Daniel Zhang, Nestor Maslej, Erik Brynjolfsson, John Etchemendy, Terah Lyons, James Manyika, Helen Ngo, Juan Carlos Niebles, Michael Sellitto, Ellie Sakhaee, Yoav Shoham, Jack Clark, and Raymond Perrault, “The AI Index 2022 Annual Report,” AI Index Steering Committee, Stanford Institute for Human-Centered AI, Stanford University, March 2022. Retrieved from https://ourworldindata.org/artificial... The github repository with all of the code examples for these introductory R videos is here: https://github.com/ProfessorBurke/REx... *As an Amazon Associate I earn from qualifying purchases. Your purchases help me continue to bring you content!