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Mu Sigma Trainee Decision Scientist Interview Questions, Process, and Tips

Updated 21 Jan 2025

Top Mu Sigma Trainee Decision Scientist Interview Questions and Answers

  • Q1. The sales of apple is going down. What might be the cause?
  • Q2. What are the methods used to store and analyze data before the existence of tools such as Excel
  • Q3. how you would fix the ticket price for a play in an auditorium
View all 19 questions

Mu Sigma Trainee Decision Scientist Interview Experiences

54 interviews found

Interview Preparation Tips

Round: Test
Experience: Piece of cake it was! Most of the questions were MCQ type. I was just so cool and started solving the questions at my own pace. I had four sections as mentioned above, but they were a mixture of all difficulty levels! First section took a lot of my time as they were mathematical and needed solving. Second and third sections were easy - Just applying the common sense and linguistic skills. The fourth section is the easiest with only two choices for each MCQ. This section had two descriptive questions - "Who is your favorite superhero and why?" , "What is the joke made of you often and how would you rate it?". Answered these quickly and truly(Do not waste time on such questions)!  
There was also another test immediately after this with 30 minutes duration. Two descriptive type questions - DATA ANALYSIS (Write what all you infer from the given table),  Picture description(What do you infer from the image below). Both these questions were general.
Tips: Concentrate more on PROBABILITY, PERMUTATION AND COMBINATION. But Don't leave other topics.
Aptitude is a test on how fast you use your common sense and logic to solve a problem.
Do not 'write a lot' for the descriptive questions - be brief and specific, use proper grammar.
If you are attempting the online test for the first time or even if you are experienced, please read the "Instructions" TWICE.
Once you login by providing the details you will see the clock that has already started its countdown! Do not panic. Time has never stopped and it never will!! Just start attempting the questions right away.   
Prepare well, never lose hope, again I insist on PROBABILITY!
Duration: 90 minutes
Total Questions: 55

Round: Video Synthesis
Experience: Only the shortlisted candidates will be called for this round.A video will be played for about 15 minutes. The requirement was to note down in points, what I had inferred from the video. The video played would be of any genre. For me, it was a promotional and summarizing lecture given by the CEO. I was given just 20 minutes and I had to write what I had inferred from the video on a A6 size card, provided by the recruiters after a pre-placement talk(PPT).
Tips: Pick a suitable seat in the hall from where you can see the video and  hear the audio clearly.
Concentrate on the video when it is played. Don't try to take notes when the video is being played as you might miss some key points!
When you are asked to write, recap the video as many times and decide what points are so strong and encouraging. While writing, stick to one style of bullets, use same size font (handwriting).
Again, be careful with the grammar!

Round: Group Discussion
Experience: All candidates who attended the video synthesis round were allowed to attend group discussion. My group was asked to discuss about a part of the video that was played before and we were given thirty minutes. The recruiter was so cool and he himself took part in the discussion. Using valid points and wit in speech is the only path to success in GD.
Tips: Be casual in the way you speak and at the same time prove you are ready to be a professional.
The selection is based on - How you listen, How and when you speak, How and when you give a chance for others to speak.
Make a plan on how the GD should happen if you get a chance to meet your group members before the GD.
Don't speak invalid and inappropriate subject just for the sake of speaking.
The most important part is 'breaking and entering' (This is where I missed, so pay attention!). The members of your team may break the plan to get an advantage over the others by not letting them speak. If one of your group members does this, raise your voice very little and ask for a chance. Even then if he continues, depending on the situation, employ your wit and break him/her and oppose their point. 
Remember : If you speak TOO MUCH, you lose. If you seldom speak, you lose.
It is better to practice GD with your friends from now.
Duration: 30 minutes

General Tips: Never panic on seeing the running clock during the online tests.Have confidence and belief that you are the one for the job.Prepare a lot. Only your work will give you fruit.
Skill Tips: Start solving a lot of puzzles and riddles.Read a lot (apart from subject), try to communicate in English whenever you can.Never set limits for your preparation.
Try to socialize and grow a network with professionals.
Skills: Analytic , Creativity, Communication, Lateral thinking
College Name: SASTRA UNIVERSITY, THANJAVUR
Motivation: Not an IT company!!!!!Data analysis and Decision Making are their prime fields. Mathematics and finance enthusiasts please apply!The company is in Bangalore!!!!!!!!!!!!!!!!!!!!!!
Funny Moments: The most funny moment is when you walk out of the hall knowing you are not selected and with a determination to prepare better and there you see others (the likes of you) 'scorching' the name of the company for hiding their inability! "Dude, I wonder if you will ever get out of your trauma!"

I was interviewed in Aug 2017.

Interview Preparation Tips

Round: Test
Experience: muApt was conducted by CoCubes, an online assessment platform.
There were 42 questions related to general aptitude, logical reasoning and personality, merged under one section.
Personality based questions were from articles shared by muSigma recruitment team few days before muApt.

Round: Essay Writing
Experience: We were asked to write about our life experience!

Round: Group Activity
Experience: Our topic was "To develop a custom recommendation engine for Amazon"
Our group had 7 members. We were provided with a blank sheet to structure out points.
I started the discussion with setting the real objective for the discussion.
For example: Amazon wants to generate more revenue through this given engine. So, the baseline would be "recommending the right thing to the right person & generating more revenue"

Next thing we did, was to layout the structure/parameters we wanted to discuss.
Followed by a normal discussion of each parameter, there were sometimes when group discussion was getting off track.
Then, It was the right time for me to show my leadership skills. I re-read our real objective to bring the discussion back on track.
The discussion went smooth. Each and every member contributed their best.
In the end, the moderator asked me to summarise the points.

Skills: Team Player, Focussed, Enthusiasm, Logical And Structured Thinking, Critical Thinking
College Name: NIT Jamshedpur

Trainee Decision Scientist Interview Questions Asked at Other Companies

asked in Mu Sigma
Q1. The sales of apple is going down. What might be the cause?
asked in Mu Sigma
Q2. What are the methods used to store and analyze data before the ex ... read more
asked in Mu Sigma
Q3. how you would fix the ticket price for a play in an auditorium
asked in Mu Sigma
Q4. Why is Power BI and Tableau used for?
asked in Mu Sigma
Q5. What is data science, and why are you interested in this company?

I was interviewed before May 2016.

Interview Preparation Tips

Round: Test
Experience: An MCQ paper with the aforementioned sections. Questions were logical, intuitive, and interesting, promoting out of the box thinking.
Tips: Practice quant questions and logical puzzles for a week or so, and don't waste time on a single question
Duration: 1 hour 30 minutes
Total Questions: 45

Round: Group Discussion
Experience: Round table discussion on the same, everybody got a chance
Tips: Don't be afraid to interject, but be polite and courteous at all times and do not interrupt anyone
Duration: 20 minutes

I was interviewed in Feb 2017.

Interview Preparation Tips

Round: Aptitude test
Experience: It had quantitative aptitude, logical reasoning, reading comprehension questions, questions to access one's behavioral aspects (these don't affect ones score) and also one data related case study question.
The questions were pretty basic and doable, the only catch being the time limit and the sectional cutoff for each section.
Tips: Ensure you attempt questions from each section to clear sectional cutoff for each round.


Round: Video Synthesis
Experience: A video of the company's? founder speaking on company's philosophy was played. Candidates were asked to jot down what the video says as per their own understanding
Tips: No need to give detailed description of what was said in the video. Jotting down the key message from the video works (this differs from person to person, which is absolutely fine)

Round: Group Discussion
Experience: Shortlisted candidates from video Synthesis round were sent in groups of 6-7 for GD in separate rooms. My group had some aggressive speakers. I spoke a fair number of times whenever I could.
Tips: Don't counter argue someone's opinion pointing at them directly or looking at him. Don't get too aggressive and hold your temper. Use body language (hand gestures, voice modulation, etc) to gather attention.
Duration: 20 minutes

Skills: Ability To Think Out Of The Box, Communication And Confidence, Knowledge About The Company

Mu Sigma interview questions for designations

 Decision Scientist

 (61)

 Decision Scientist Trainee

 (2)

 Data Scientist

 (11)

 Trainee Scientist

 (2)

 Senior Data Scientist

 (1)

 Jr. Data Scientist

 (1)

 Decision Sciences Analyst

 (2)

 Data Scientist Trainee

 (3)

Interview Preparation Tips

Round: Test
Experience: The aptitude test was conducted as a part of the CoCubes online exam that we were supposed to attempt. It was different than most of the aptitude exams that I have given so far. It consisted of negative marking, so I had to be cautious while attempting each question. They tested us mostly on our English skills and how well could we interpret a particular scenario or a picture followed by basic quant and logic questions. It was interesting yet challenging.
Tips: Since the exam contains negative marking, it's best to attempt questions that we absolutely know the answer to. Any wild guesses can cost us a lot. I was very cautious while attempting the questions. In fact, I left a few questions from each section. It really doesn't matter until you are pretty confident about the questions that you've answered. Make sure that the questions that you answer are 100% correct.
Duration: 90 min minutes

Round: Video Synthesis
Experience: Once I was shortlisted, I was called for further rounds and the first one was video synthesis. I was told that in this round, we would be shown a clipping and we would have to interpret it and that's exactly what happened with me. It was a 17 minute video where the CEO of the company was taking a lecture session. Once the video ended, we were given 10 minutes to write 3 strong points that we understood from the video. I was told before hand, not to explain about what you saw in the video but, what you understood from it and that's exactly what I did.
Tips: There's a reason why it's called video synthesis and not video summary. Best keep your points crisp and to the point. Do not repeat what you've already seen in the video. Write what you understood from it and just keep it short.

Round: Group Discussion
Experience: We were a group of 10 students. The duration of the discussion was about 45 minutes. We were given 3 topics. Each spread over 15 minutes. They were all based on general topics. Nothing too fancy or difficult. We were told before we begun the discussion that we would be judged on how well we articulate our thoughts and not based on how much we speak or how many fancy words we use in the discussion.
Duration: 45 minutes minutes

Round: HR Interview
Experience: My HR interview went pretty well. I was not very tensed as my interviewers made me feel comfortable. It was just a basic HR round and I made sure that I put my best foot forward.

Skills: Logical Thinking, Proficiency In English, Ability To Analyse
College Name: GITAM University Hyderabad Campus

Get interview-ready with Top Mu Sigma Interview Questions

I was interviewed in Sep 2016.

Interview Preparation Tips

Round: Test
Experience: This is a basic aptitude test comprising of general Mathematics, Logical questions and Psychometric questions.
Tips: Having good knowledge of general mathematics and logical questions is enough to clear this round. Also the speed of solving questions matters.
Duration: 1 hour
Total Questions: 50

Round: Group Activity
Experience: We were given a situation where we had to produce a Bollywood film and the Interviewer posed as Producers to whom we had to convince about investing in our film.
Tips: Keep your head clear, think logically step by step about what could be the possible issues that would be there while making a film. Involve your group mates also as much as possible because this is a group activity where the Interviewers see your abilities to work in a group.

Round: Technical + HR Interview
Experience: Initially some basic questions were asked about some subjects related to my branch. Then the interviewer gave me a few puzzles to solve. I was then asked a situation based question. Finally the Interview moved towards my field of interests and other hobbies.
Tips: Have some basic knowledge of your branch subjects (if You are from Core Branches like Mechanical, Civil, Electrical, etc.). Try practicing a few puzzles on your own before the interview. For the situation round, keep your head clear, take a two-three minutes if required and try to come a with a logical solution. And the most important thing during HR Interviews is to direct the interview towards your strong points. Mu Sigma is a company which apart from your logical and analytical thinking capabilities , also checks your leadership skills.

Skills: Logical And Structured Thinking, Problem Solving Abilties, Analytical Skills, Leadership Skills
College Name: NIT Silchar

I was interviewed before Jan 2016.

Interview Preparation Tips

Round: Test
Experience: Questions are of good standard . There are some decision based questions. So, if you are preparing for CAT then its a piece of cake for you otherwise you need to work out. A total of 47 students out of 200 were selected from this round

Round: Video Synthesis Round
Experience: This is the most interesting round of Mu Sigma . Here a video will be played for 8-10 minutes and you need to write 3-4 take away home messages that can be inferred from the video

Round: Group Discussion
Experience: GD in Mu sigma is quite different from that of other companies . The topic given to us were "If you all were part of education ministry of India then what steps should you take to improve it " . 20 out of 47 students were selected from this round . Also remember that video synthesis round is also considered for selection
Tips: Don't just give points .Try to justify it

Round: Technical + HR Interview
Experience: The questions are from varied fields . If you have a good project or you have done a good internship there is a double advantage.Also as I am from ECE branch they asked me some basic questions about diode,transistors etc... There were also some basic questions of coding. The HR questions that were asked to me were "what is something special about u that makes u aloof from others", "why did you want to work with us" etc etc
A puzzle was also asked at the end.. At last 9 out of 20 students were selected and luckily I am one of them

College Name: NIT Silchar

I was interviewed before May 2016.

Interview Preparation Tips

Round: Test
Experience: This is a general aptitude test on similar lines as cat. You get a detailed score card mentioning your %ile in each section, if you're selected. The aptitude test is easy but the probability of selection is low since over 80k appear for the test and only about a 1000 are selected.
Tips: Be proficient with English as this section is easy. Also keep sufficient time for creative thinking section as you'd be required to think out of the box.
Total Questions: 100

Round: Video analysis
Experience: This is a general aptitude test on similar lines as cat. You get a detailed score card mentioning your %ile in each section, if you're selected. The aptitude test is easy but the probability of selection is low since over 80k appear for the test and only about a 1000 are selected.
Tips: Be proficient with English as this section is easy. Also keep sufficient time for creative thinking section as you'd be required to think out of the box.

Round: HR Interview
Experience: All shortlisted candidates were shown a video and asked to write down key takeaways from the video on a small card.
Tips: Be brief. You are not provided enough space. 3-4 one line takeaways will work fine
Duration: 2 hours

Round: Group Discussion
Tips: It's always better to discuss the pros and cons than to take sides from the beginning. Analyse both sides first then take a decision.

College Name: Chandigarh College of Engineering and technology

Trainee Decision Scientist Interview Questions & Answers

user image Mrunmayi Anchawale

posted on 17 Oct 2015

Interview Preparation Tips

Round: Test
Experience: It was a very different and exiting test as compared to other company aptitude tests. It was more of a fun test rather than a quant test. Negative marking was present. The test was divided into two parts: 60 mins and 30 mins.
The 60 mins part consisted of 4 sections:
1. Quant and Logic
2. Language
3. Creativity
4. Personality Assessment
Here, you need to use your time well. You can switch between these sections.
Quant was only 10 questions, which were quite easy.Main questions were based on Number theory, probability, profit & loss.
Then there were logical reasoning questions where you need to put in proper thinking, which requires time. Personality assessment had tricky questions like "would you lie for the company", "would you use office stationery for personal home use", "What is the joke made of you often and how would you rate it?".Answered these quickly and truly.
The 30 mins part also consisted of 2 sections:
1. DATA ANALYSIS(Write what all you infer from the given table)
2. Picture description(What do you infer from the image below)
These sections were very easy. No preparation required as such. Just apply the common sense and linguistic skills. Make sure grammar is correct. Be precise. Long essay not required.
Tips: Do not panic.
The time alloted is plenty. Use it well.
Most of the Personality assessment and quant questions had come from the Mu Sigma sample question list, which is available online through mu apt.
Answer only those questions which you are sure about.
Duration: 90 minutes
Total Questions: 55

Round: Video Synthesis
Experience: A video will be played for 17 minutes. The requirement was to note down in points, what I had inferred from the video. The video played would be of any genre. It may be a short inspirational movie scene or the CEO lecture. For me, it was a promotional and summarizing lecture given by the CEO. I was given 10 minutes and I had to write what I had inferred from the video on a small card, provided by the recruiters.
Tips: Note here that it was expected that we write 3 main takeaways and NOT the summary. Do not fill the card with an essay. Put down three strong bullet points. Do not write what was already there in the video.


Round: Group Discussion
Experience: We were a group of 10 and the GD went on for about 20 minutes.We were told that we would be judged on how much we speak, our understanding of the topic, the amount of factual data we put in etc. The recruiter was observing us all the time and noting down his observations,each time we said a point. At the end of the discussion, the recruiter himself stopped us and asked each one of us to conclude the discussion.
Tips: 1) Use the time given to think properly and formulate proper set of points.
2) Stick to your points and put them forward convincingly.
3) Be loud and confident. Look at your group members while speaking and not at the recruiter.
4) Listen to what the others have to say. Make a mental/written note of all the relevant points discussed, which will help you while concluding. If you disagree with anyone's point, convey it politely.
5) Do not dominate over others.
Duration: 20 minutes

Round: HR Interview
Experience: My personal interview was a combination of HR and a bit of technical. Basic questions like "tell me about yourself", "hobbies", "tell me about your family","are your comfortable coming to Bangalore", "what do you feel about our package" were asked. Apart from that, I was asked how many branches does my college have, Why I chose Information Technology, Which subjects are different between Computer Engineering and Information Technology. The recruiter also asked me what was my favorite subject. He told me to introduce the contents of the subject to him and asked a few technical questions on it. I was also asked "If I am the store manager of McDonald's what will be the day to day decisions I will be taking?". I had already thought of an answer for this question since I had read it on ambition box before the interview day. I thank ambition box for making me acquainted with it.
Tips: 1. Relax. If you have reached this level, you have very high probability of being selected. PI is the easiest and the most fun round in Mu Sigma.
2. Use the "tell me about yourself" as a star question. Cover all the basic things like Name, current ongoing education/job details, strengths, weaknesses, hobbies, family introduction, your goals and your values.
3. There is no need to be very formal but maintain politeness and honesty while answering.
4. Be sure that you know why you want to work with an Analytics company. Specially if you are a coder, they ask you why you chose Analytics over Software development.
5. Make sure you are comfortable going to Bangalore, before telling them that you do.

Prepare these basic questions:
1. Tell Me About Your Self?
2. What are your Strengths?
3. What are your Weakness?
4. Why you want to join our company?
5. Why I Should hire you?
6. Are you willing to Relocate or travel?
7. What is the Difference between Hard work & Smart Work?
8. What is the difference between Confidence & Over Confidence?
9. What are your Short term and long term plans?
10. Can you work under pressure?
11. Would you lie for the company?
12. Give me an example of your creativity.
13. What makes you angry?
14. Who is your role model?
15. What was the toughest decision you ever had to make?
16. If you won a lottery of Rs 1 crore, would you still work?
17. On a scale of 1 to 10, rate yourself?
18. On a scale of 1 to 10, rate me as an interviewer?
19. If not selected what will you do?
20. Are you overqualified for this position?
21. Are you already placed in any company?
22. Are you satisfied with the Placement Procedure?
23. How much salary are you expecting?
24. Do you have any questions?


General Tips: Be confident
Go through the MuSigma website to find out their work culture, values, customers etc.
Have patience

Skill Tips: Practise Quant and Logical Reasoning on a regular basis

Skills: Smartness, Personality, Logical Thinking, Analytical Skills
College Name: Vidyalankar Institute Of Technology
Motivation: Fastest growing company, Young and smart peer group, Opportunity to solve the problems of customers belonging to different domains like Technology, Pharma, Banking, Retail etc.
Funny Moments: The presentation showed during HR talk consisted of a section called "why would you join Mu Sigma", which was quite funny. A guy was shown, whose thoughts on the left side said "Fastest growing company",Young and smart peer group","good values" etc, and the thoughts on the right side said "Great package", "girlfriend", "big house, car", "travel round the world" etc. While explaining this, the recruiter said "the left side is why you should join Mu Sigma, and the right side will automatically come haha!"

Interview Questionnaire 

1 Question

  • Q1. There were no specific questions they've asked me. They looked at my performance in the previous rounds and talked about my schooling, college experiences etc

Interview Preparation Tips

Round: Problem Statement
Experience: They actually let me think about a real time problem to judge me and I enjoyed the experience
Tips: Don't rush into providing a solution without thinking about the problem at hand

Round: HR Interview
Experience: It was a good experience as I was made to feel comfortable in the interview and was asked very general questions about my past. They've looked into my responses in the previous rounds and had a constructive discussion around my responses. I've been given an offer letter at this stage
Tips: Relax

General Tips: You either fit in or you don't. Being yourself and dealing with pressure are a couple of things that will help your chances though
Skill Tips: Don't let pressure get the better of you
Skills: Verbal Communication skills, Thought Process
College Name: NIT Warangal
Motivation: No previous motivation. The way they described their company was good though :)

Mu Sigma Interview FAQs

How many rounds are there in Mu Sigma Trainee Decision Scientist interview?
Mu Sigma interview process usually has 2-3 rounds. The most common rounds in the Mu Sigma interview process are Aptitude Test, Group Discussion and One-on-one Round.
How to prepare for Mu Sigma Trainee Decision Scientist interview?
Go through your CV in detail and study all the technologies mentioned in your CV. Prepare at least two technologies or languages in depth if you are appearing for a technical interview at Mu Sigma. The most common topics and skills that interviewers at Mu Sigma expect are Core Data, Excel, Python, R and SAS.
What are the top questions asked in Mu Sigma Trainee Decision Scientist interview?

Some of the top questions asked at the Mu Sigma Trainee Decision Scientist interview -

  1. The sales of apple is going down. What might be the cau...read more
  2. What are the methods used to store and analyze data before the existence of too...read more
  3. how you would fix the ticket price for a play in an auditor...read more
How long is the Mu Sigma Trainee Decision Scientist interview process?

The duration of Mu Sigma Trainee Decision Scientist interview process can vary, but typically it takes about less than 2 weeks to complete.

Tell us how to improve this page.

Mu Sigma Trainee Decision Scientist Interview Process

based on 24 interviews

6 Interview rounds

  • Group Discussion Round - 1
  • Group Discussion Round - 2
  • HR Round
  • Aptitude Test Round - 1
  • Aptitude Test Round - 2
  • Aptitude Test Round - 3
View more

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Mu Sigma Trainee Decision Scientist Salary
based on 1.3k salaries
₹2.5 L/yr - ₹10.5 L/yr
16% more than the average Trainee Decision Scientist Salary in India
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2.2/5

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2.0

Company culture

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Promotions

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