Introduction To R Programming - Study Mode

[#81] What is the function to set row names for a data frame?
Correct Answer

(A) row.names()

[#82] R is mostly used in . . . . . . . .
Correct Answer

(D) All of the mentioned

[#83] What will be the output of the following R function? ab <- list(1, 2, 3, "X", "Y", "Z")
dim(ab) <- c(3,2)
print(ab)
Correct Answer

(A) 1 xa0 "X" 2 xa0 "Y" 3 xa0 " Z"

[#84] . . . . . . . . programming language is a dialect of S.
Correct Answer

(C) R

[#85] . . . . . . . . text editor provides more general support mechanisms via ESS for working interactively with R.
Correct Answer

(B) Emacs