Nielsen Interview Questions for a full-time job, by Placement Cell Department of Statistics BHU

Role: Statistical Analyst

Process: Aptitude Test → Resume Shortlisting → Interview

## Placement Process

**Aptitude Test: **

The first one was an aptitude round of 50 minutes consisting of questions like – situation-based, numerical aptitude, and computer knowledge (short keys, etc.)

**Interview Questions: **

- Walk me through your resume and tell me what you like the most.
- Tell me about the projects you have done. Few cross-questions.
- What is linear regression and how will you interpret its equation.
- What are SQL JOINS and how many?
- If you have 10000 observations in table A and 5000 observations in table B tell me the result you will get when you will use different types of joins and why?
- Was asked to present the screen and was given several questions to solve in excel like draw charts, count rows following specific criteria, and calculate revenue, %profit using basic mathematical formulae.
- If there are 10 black and 10 white socks in a box, how many draws will you get a pair of socks of the same color.
- Also in the same situation in how many draws will you get a pair of white socks.
- Explain the Linear Regression model in brief.
- Relate the above analysis with your project and explain.
- Why adjusted R
^{2 }is better than R^{2} - Gave me the values to apply in linear regression and obtain response value.
- Tell me about your hobbies.
- What do you know about the job role that is being offered?
- What do you think Nielsen does?
- Have you heard about Nielsen from somewhere before or not?
- What do HLOOKUP and VLOOKUP do?
- Which libraries did you use in your project?
- What is the difference between logistic regression and linear regression?
- What are the assumptions of Regression Analysis?
- If you are the owner of a kurkure company how will you increase the sale by 10% within one month?

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