Question

R Programming 12/15 Report Issue Multiple Choice 96 s Submit Answer You have written a function customETL along with a second function customETL_efficient. You believe that the second version will run more quickly on average, for instance over 10 attempts, and now want to check this. Which function would you use to run this check? microbenchmark::microbenchmark() Press 1 profvis::profvis() Press 2 benchmark: :benchmark() Press 3 Sys.time() Press 4

          R Programming
12/15
Report Issue
Multiple Choice
96 s
Submit Answer

You have written a function customETL along with a second function customETL_efficient. You believe that the second version will run more quickly on average, for instance over 10 attempts, and now want to check this. Which function would you use to run this check?
microbenchmark::microbenchmark()
Press 1
profvis::profvis()
Press 2
benchmark: :benchmark()
Press 3
Sys.time()
Press 4

R Programming
12/15
Report Issue
Multiple Choice
96 s
Submit Answer

You have written a function customETL along with a second function customETLefficient. You believe that the second version will run more quickly on average, for instance over 10 attempts, and now want to check this. Which function would you use to run this check?
microbenchmark::microbenchmark()
Press 1
profvis::profvis()
Press 2
benchmark: :benchmark()
Press 3
Sys.time()
Press 4

Added by Margaret P.

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