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Ernst & Young Data Scientist Interview Questions and Answers
Ernst & Young Data Scientist Interview Experiences
3 interviews found
Anonymous B
(2 Questions)
- Q1. About BER GPT and transformers
- Q2. Natural language processing
Anonymous
I applied via LinkedIn and was interviewed in Mar 2024. There was 1 interview round.
More about python and SQL coding
Interview Preparation Tips
- Python
- SQL
Good knowledge of different data types
Selected
I applied via Referral and was interviewed before Oct 2023. There were 4 interview rounds.
Basic math and coding questions
(4 Questions)
- Q1. SQL queries on joins, cte and window functions
- Q2. Python questions
- Q3. A/B testing using example
- Ans.
A/B testing is a method used to compare two versions of a webpage or app to determine which one performs better.
Randomly assign users to two groups: A (control) and B (test)
Expose group A to the current version and group B to the new version
Measure key metrics (e.g. conversion rate) for both groups
Analyse the results to determine which version performs better
- Q4. ML based projects discussion and questions on decision trees
(1 Question)
- Q1. Project discussion in detail
(1 Question)
- Q1. Notice period, date of joining, documents
What people are saying about Ernst & Young
Data Scientist Jobs at Ernst & Young
Interview questions from similar companies
Interview Questionnaire
1 Question
- Q1. What PCA, Decision tree and computer vision
- Ans.
PCA is a dimensionality reduction technique, decision tree is a classification algorithm, and computer vision is a field of study focused on enabling computers to interpret and understand visual information.
PCA is used to reduce the number of variables in a dataset while retaining the most important information.
Decision trees are used to classify data based on a set of rules and conditions.
Computer vision involves usin...
Skills evaluated in this interview
Interview Preparation Tips
Experience: There were 3 rounds, All related to statistics and machine learning and whatever stuffs I had mentioned in my resume. HR round was not there. The partner of the firm just briefed me a bit about the company and asked me to relax without asking any questions in the third round.
Tips: Interview will be fun if you are thorough about your resume and it will be a cakewalk to you.
General Tips: Do's :
1. Prepare for Aptitude very seriously. Puzzles are important but aptitude is must.
2. Be thorough about everything you had specified in your resume
3. Be honest while creating your resume (It helps a lot)
Don'ts :
1. Don't get broken if you are not getting selected in Day 1 or 2 or so.
2. Don't over-prepare for case interviews, they are fairly simple.
Final Tips :
Be confident about yourself. Your attitude in the interview matters a lot. And don't lie even a bit in your resume. Many got selected with a poor resume than those with huge exaggerations.
College Name: IIT Kanpur
Interview Questionnaire
1 Question
- Q1. Please tell me something about yourself.What is your experience? What are your goals and ambitions?Why We should hire you? Strengths and weaknesses etc.
I applied via Campus Placement and was interviewed before Sep 2020. There were 3 interview rounds.
Interview Questionnaire
1 Question
- Q1. Nothing much technical
Interview Preparation Tips
2. Fluency in English is important (depends on interview panel)
3. Clarity on what your talking about
Selected
I applied via Naukri.com and was interviewed before Jun 2023. There were 3 interview rounds.
Marketing case study
Ops case study for plant set up
(1 Question)
- Q1. Salary expectation
Selected
I applied via Approached by Company and was interviewed before Sep 2023. There were 3 interview rounds.
Simple Data Science Case Study
(1 Question)
- Q1. Python knowledge related questions
Data Science Case Study
Machine Learning, Metrics
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