Intermediate R
Q41 / 100

What is the difference between "[" and "[[" when subsetting a list in R?

Correct! Well done.

Incorrect.

The correct answer is B) "[" returns a sublist (preserving list structure), while "[[" extracts a single element directly

B

Correct Answer

"[" returns a sublist (preserving list structure), while "[[" extracts a single element directly

Explanation

Single bracket "[" subsetting returns a list containing the selected elements, while double bracket "[[" extracts the actual element itself.

Progress
41/100