## 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.