R 3.3 - access or create columns in data frames, or simplify a data frame using aggregate()
The with() function makes it easy to access many variables (columns) in a data frame for one-off calculations, the within() function can be used to create new.
R tutorial - learn how to subset, extend & sort data frames in r
Explore how you can subset, extend and sort your data frames in r. Join datacamp today, and start our interactive intro to r programming tutorial for free:.
R class data frames - part 1
Best viewed in large or full-screen mode. This video is part of the online r class that is sponsored by this channel. In particular this is part 1 (of 2) of an.
R tutorial - using the data frame in r
Discover the power of the data frame in r! Join datacamp today, and start our interactive intro to r programming tutorial for free:.
3.5 creating new variables in r
This video looks at creating new variables in data frames in r. Note that the video shows basic r running on mac os but the general idea as well as look and.
35 how to name or rename rows and columns in a data frame in r
Subsetting data in r with square brackets and logic statements (r tutorial 1.6)
Learn how to use the square brackets to create subsets of data, based on values of some of the variables in the dataset. You will also learn the length, and.
Datawatch panopticon k-means clustering with r - part 1
There is a built-in function in r called k-means, and it requires two input arguments as a minimum: columns of numeric data, and the number of clusters you.
035 how to name or rename rows and columns in a data frame in r
R. 2 r.
Importing data into r - how to import csv and text files into r
In this video you will learn how to import your flat files into r. Want to take the interactive coding exercises and earn a certificate? Join datacamp today, and start.