saving . . . saved use of command $ in data frames has been deleted. use of command $ in data frames has been hidden .
use of command $ in data frames
Title
Question
why $ is used in the creation of some data frames?

R Introduction-to-Data-Frames-in-R 11-12 min 30-40 sec 23-05-20, 3:36 p.m. swity

Answers:

$ operator is used to access the columns of data frame. For more details, you should visit https://www.datamentor.io/r-programming/data-frame/ 
23-05-20, 6:26 p.m. sudhakarst

Login to add comment

Log-in to answer to this question.