Difference between mean vs median, Going through my work on the case study (useless b/c it is wasting more interview time that could be spent discussing my past work/projects/skill-set), Handling outliers or missing data, Graph questions (could not get to for length of interview) Make sure you explain things in a brief manner. That may have been why I did not move forward.
1. SQL queries on joins, self join, aggregation functions etc 2. Similar questions, but on Pandas tables 3. In depth about last project 4. Standard Machine Learning and Deep Learning questions
Bayesian probability question where you got your information from a graph.
Can you provide an example of a supply chain problem you’ve worked on and how you solved it?
Describe eigenvectors and eigenvalues in PCA
How do you handle working with difficult people?
Whiteboarding SQL involving 3 tables and joining them. Won't give details due to NDA (and also I don't remember the details).
What is your R/Python experience?
Previous data science projects/work experience
min no of elements in left join.
Viewing 141 - 150 interview questions