Interview Question

Discuss how to randomly select a sample from a product user population.

What is the bias-variance trade-off?

How do you detect if an observation is an outlier?

Can you explain the Naive Bayes Fundamentals? How did you set the threshold?

What are the different regularization metrics L1 and L2?

. Which of the following systems record changes to a file over time ? Record Control B. Version Control C. Forecast Control D. None of the mentioned

Which of the following approach should be used to ask Data Analysis question ? Find only one solution for particular problem B. Find out the question which is to be answered C. Find out answer from dataset without asking question D. ...

Which of the following is good way of performing experiments in data science ? Measure variability B. Generalize to the problem C. Have Replication D. All of the Mentioned

Describe efficient ways to merge a given k sorted arrays of size n each.  

The autocomplete feature: How would you implement it and can you highlight the flaws in this tool today?