Technical Screen

Statistics and Case-Study Questions from the Screening Round

LinkedInData Scientist · Technical Screen · Jul 2025

I can't guarantee these answers are 100% correct — take them as reference only! LinkedIn Stats One bank has 5 tellers and a single line; another bank has 5 tellers but 5 separate lines. Which one would you stand in? Simple statistical explanation: the "long plank effect" (the opposite of the weakest-link effect). In a single queue, your waiting time is determined by the fastest available teller.…

Shared by a candidate · reported Jul 2025. Interview formats change; use it as a guide, not a script.