McKinsey & Company Data Scientist Interview Questions | Glassdoor.co.in

McKinsey & Company Data Scientist Interview Questions

Interviews at McKinsey & Company

43 Interview Reviews

Experience

Experience
46%
40%
14%

Getting an Interview

Getting an Interview
66%
17%
8%
6
3

Difficulty

3.4
Average

Difficulty

Hard
Average
Easy

 

Data Scientist Interview

Anonymous Employee
Accepted Offer
Positive Experience
Difficult Interview

Application

I applied online. I interviewed at McKinsey & Company.

Interview

Long two-month process including a coding sample, 2 informational webinars, 2 practice "coaching" interviews, and 6 formal interviews. My recruiter was very clear about process and offered many tips. They clearly expect you to independently practice case interviewing.

Interview Questions

Other Interview Reviews for McKinsey & Company

  1. Helpful (5)  

    Data Scientist Interview

    Anonymous Employee in Oneonta, NY (US)
    Accepted Offer
    Positive Experience
    Average Interview

    Application

    I applied through college or university. The process took 7 weeks. I interviewed at McKinsey & Company (Oneonta, NY (US)) in May 2020.

    Interview

    Before interview, there is an Online Assessment on Quanthub which covers Python, R, Statistic. After that, there will be a phone call with HR. And HR will schedule two coaching session for interview. There are first round and final round interviews. Each round contains two 50 min interviews. Each interviews will cover Personal Experience Impact and Case Interview.

    Interview Questions

    • Tell an example that can reflect you entrepreneurial drive.   2 Answers

  2. Helpful (1)  

    Data Science Interview

    Anonymous Interview Candidate
    No Offer
    Positive Experience
    Difficult Interview

    Application

    I applied online. I interviewed at McKinsey & Company in February 2020.

    Interview

    Coding around was using quanthub , I would suggest you choosing your level for the coding test wisely. There will be questions on R , Python and Statistics . Be very quick and keep answering all the questions

    Interview Questions

  3. Helpful (2)  

    Data Scientist Interview

    Anonymous Interview Candidate
    No Offer
    Neutral Experience

    Application

    I applied online. I interviewed at McKinsey & Company.

    Interview

    Applied online at the end of December 2018.
    First round: Online test
    Second round: Spoke with the recruiter
    The third round: Spoke with the data scientist
    Fourth round: Spoke with Senior data scientist.

    Never heard back after it.

    Interview Questions

    • How would you test if e-commerce is more profitable then the traditional one?   Answer Question

  4.  

    Data Scientist Interview

    Anonymous Interview Candidate
    No Offer
    Positive Experience
    Difficult Interview

    Interview

    Online assessment including 36 multiple choice questions: 12 on R, 12 on python and 12 on stats. Heard from alumni that questions will get harder if you do well on the previous ones.

    Interview Questions

    • Which statistical methods require that the residuals be normally distributed but not the raw data for n=20?   1 Answer

  5.  

    Data Scientist Interview

    Anonymous Interview Candidate
    No Offer
    Positive Experience
    Difficult Interview

    Interview

    Online assessment sent via email. Completed online through QuantHub. All multiple choice questions on statistics, R, and Python. No actual coding needed. A lot of data science conceptual questions. What is the output of this line of code?

    Interview Questions


  6. Helpful (1)  

    Data Science Interview

    Anonymous Interview Candidate
    No Offer
    Neutral Experience
    Average Interview

    Interview

    Had online coding round that has questions based on R, python and stats. R and python was mostly based on specific packages that were used and would be difficult to answer if no experience with the packages.

    Interview Questions


  7. Helpful (2)  

    Data Scientist Interview

    Anonymous Interview Candidate
    No Offer
    Negative Experience
    Difficult Interview

    Application

    I applied online. I interviewed at McKinsey & Company.

    Interview

    I only got an oa but it was very difficult and I didn't pass. Regarding the Python part, most of the questions were about data mining and machine learning. For R, the questions were all about importing data, cleaning data and data structures.

    Interview Questions

    • . Regarding the Python part, most of the questions were about data mining and machine learning. For R, the questions were all about importing data, cleaning data and data structures.   Answer Question
  8. Helpful (1)  

    Data Science Interview

    Anonymous Interview Candidate in Boston, MA (US)
    No Offer
    Positive Experience
    Average Interview

    Application

    I applied through college or university. The process took 4+ weeks. I interviewed at McKinsey & Company (Boston, MA (US)).

    Interview

    I got an online assessment from the company. It is from quanthub. There are 3types of questions, R python and statistics. Statistics questions are very basic, coding questions are somewhat difficult,

    Interview Questions


  9. Helpful (2)  

    Data Scientist Interview

    Anonymous Employee in Waltham, MA (US)
    Accepted Offer
    Positive Experience
    Average Interview

    Application

    I applied through college or university. I interviewed at McKinsey & Company (Waltham, MA (US)) in December 2018.

    Interview

    Campus recruitment. Online OA followed by recruiter screening. Then first round technical interview. Finally onsite interview with 3 rounds interviewed by 3 different consultants. Interviews are designed to test candidates' problem solving abilities.

    Interview Questions


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