12  Lecture: Loops in R

12.1 Loops in R lecture

Here’s a recording of this lecture (8 minutes 11 seconds):

Recording

12.2 Loops in R slides

PDF slide set

12.3 Questions

12.3.1 Question 1

Which of the following is NOT a common technique for improving the efficiency of loops in R?

Using vectorized operations instead of loops whenever possible. Pre-allocating memory for the result of a loop to avoid repeated memory allocations. Using a for loop instead of a while loop for most iterative tasks. Avoiding unnecessary calculations within the loop.