About RDA Labs
RDA Labs Interview Questions and Answers
Updated 21 Feb 2026Biostatistician Interview Experience
Candidate: Aisha N.
Experience Level: Mid-level
Applied Via: Recruiter outreach
Difficulty: Hard
Final Result:
Interview Process
3
Questions Asked
- Explain your experience with survival analysis.
- How do you handle missing data in clinical trials?
- Describe a statistical model you developed for a complex dataset.
Advice
Prepare to discuss statistical concepts in depth and provide examples from your work.
Full Experience
A recruiter contacted me directly. The first round was a technical phone interview with statistical problems. The second was a case study presentation. The final round was a panel interview with senior scientists. The process was intense but rewarding.
Quality Control Technician Interview Experience
Candidate: David K.
Experience Level: Entry-level
Applied Via: Job fair
Difficulty: Easy
Final Result:
Interview Process
1
Questions Asked
- What quality control methods are you familiar with?
- How do you handle repetitive tasks?
- Describe your experience with lab equipment.
Advice
Be honest about your experience and show willingness to learn.
Full Experience
I met the recruiter at a job fair and was invited for an on-the-spot interview. It was straightforward, focusing on my educational background and basic QC knowledge. The company seemed eager to hire motivated candidates even with limited experience.
Regulatory Affairs Specialist Interview Experience
Candidate: Sophia L.
Experience Level: Senior
Applied Via: LinkedIn job post
Difficulty:
Final Result:
Interview Process
2
Questions Asked
- What experience do you have with FDA submissions?
- How do you keep updated with regulatory changes?
- Describe a time you managed a compliance issue.
Advice
Highlight your regulatory knowledge and provide concrete examples of compliance management.
Full Experience
The first interview was a phone call focusing on my background and experience with regulatory bodies. The second was an in-person interview with the compliance team, including scenario questions. The interviewers valued my proactive approach to staying current with regulations.
Clinical Data Analyst Interview Experience
Candidate: Jason M.
Experience Level: Entry-level
Applied Via: Referral
Difficulty: Hard
Final Result: Rejected
Interview Process
4
Questions Asked
- How do you ensure data integrity in clinical trials?
- Explain your experience with SAS and R.
- Describe a time you identified an error in a dataset.
Advice
Brush up on statistical software skills and be prepared for scenario-based questions.
Full Experience
I was referred by a former colleague. The first two rounds were technical assessments and coding tests. The third was a behavioral interview, and the last was with the department head. The technical rounds were challenging, especially the coding test under time pressure. Despite the rejection, I learned a lot about their expectations.
Research Scientist Interview Experience
Candidate: Emily R.
Experience Level: Mid-level
Applied Via: Online application via company website
Difficulty:
Final Result:
Interview Process
3
Questions Asked
- Describe your experience with CRISPR technology.
- How do you design experiments to ensure reproducibility?
- Explain a challenging research problem you solved.
Advice
Prepare detailed examples of your lab work and be ready to discuss specific techniques.
Full Experience
The process started with an online application, followed by a phone screening focusing on my background. The second round was a technical interview with the research team, where they asked about my hands-on experience with gene editing. The final round was an in-person panel interview discussing project management and collaboration. Overall, the interviewers were friendly and interested in my scientific approach.
Frequently Asked Questions in RDA Labs
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Common Interview Questions in RDA Labs
Q: A man has a wolf, a goat, and a cabbage. He must cross a river with the two animals and the cabbage. There is a small rowing-boat, in which he can take only one thing with him at a time. If, however, the wolf and the goat are left alone, the wolf will eat the goat. If the goat and the cabbage are left alone, the goat will eat the cabbage. How can the man get across the river with the two animals and the cabbage?
Q: A rich merchant had collected many gold coins. He did not want anybody to know about them. One day his wife asked, "How many gold coins do we have?" After pausing a moment, he replied, "Well! If I divide the coins into two unequal numbers, then 32 times the difference between the two numbers equals the difference between the squares of the two numbers."The wife looked puzzled. Can you help the merchant's wife by finding out how many gold coins they have?
Q: Suppose a newly-born pair of rabbits, one male, one female, are put in a field. Rabbits are able to mate at the age of one month so that at the end of its second month a female can produce another pair of rabbits. Suppose that our rabbits never die and that the female always produces one new pair (one male, one female) every month from the second month on.
Q: Consider a pile of Diamonds on a table. A thief enters and steals 1/2 of the total quantity and then again 2 extra from the remaining. After some time a second thief enters and steals 1/2 of the remaining+2. Then 3rd thief enters and steals 1/2 of the remaining+2. Then 4th thief enters and steals 1/2 of the remaining+2. When the 5th one enters he finds 1 diamond on the table. Find out the total no. of diamonds originally on the table before the 1st thief entered.
Q: There are two balls touching each other circumferencically. The radius of the big ball is 4 times the diameter of the small all. The outer small ball rotates in anticlockwise direction circumferencically over the bigger one at the rate of 16 rev/sec. The bigger wheel also rotates anticlockwise at N rev/sec. What is 'N' for the horizontal line from the centre of small wheel always is horizontal.
Q: There are 3 clans in an island - The Arcs who never lie, the Dons who always lie and the Slons who lie alternately with the truth. Once a tourist meets 2 guides who stress that the other is a Slon. They proceed on a tour and see a sports meet. The first guide says that the prizes have been won in the order Don, Arc, Slon. The other says that, the order is Slon, Don, Arc. (the order need not be exact). To which clan did each of the guides and the players belong? ...
Q: The egg vendor calls on his first customer and sells half his eggs and half an egg. To the second customer, he sells half of what he had left and half an egg and to the third customer he sells half of what he had then left and half an egg. By the way he did not break any eggs. In the end three eggs were remaining . How many total eggs he was having ?
Q: Every day a cyclist meets a train at a particular crossing .The road is straight before the crossing and both are travelling in the same direction.Cyclist travels with a speed of 10 kmph.One day the cyclist come late by 25 minutes and meets the train 5 km before the crossing.What is the speed of the train?
Q: Jarius and Kylar are playing the game. If Jarius wins, then he wins twice as many games as Kylar. If Jarius loses, then Kylar wins as the same number of games that Jarius wins. How many do Jarius and Kylar play before this match?
Q: Give two dice - one is a standard dice, the other is blank (nothing painted on any of the faces). The problem is to paint the blank dice in such a manner so that when you roll both of them together, the sum of both the faces should lie between 1 and 12. Numbers from 1-12 (both inclusive) equally likely.
Q: If I walk with 30 miles/hr i reach 1 hour before and if i walk with 20 miles/hr i reach 1 hour late. Find the distance between 2 points and the exact time of reaching destination is 11 am then find the speed with which it walks.
Q: An escalator is descending at constant speed. A walks down and takes 50 steps to reach the bottom. B runs down and takes 90 steps in the same time as A takes 10 steps. How many steps are visible when the escalator is not operating.Â
Q: A family X went for a vacation. Unfortunately it rained for 13 days when they were there. But whenever it rained in the mornings, they had clear afternoons and vice versa. In all they enjoyed 11 mornings and 12 afternoons. How many days did they stay there totally?
Q: A Man is sitting in the last coach of train could not find a seat, so he starts walking to the front coach ,he walks for 5 min and reaches front coach. Not finding a seat he walks back to last coach and when he reaches there,train had completed 5 miles. what is the speed of the train ?
Q: A man driving the car at twice the speed of auto one day he was driven car for 10 min. and car is failed. he left the car and took auto to go to the office .he spent 30 min. in the auto. what will be the time take by car to go office?
Q: Joe started from Bombay towards Pune and her friend julie in opposite direction. they met at a point . distance traveled by joe was 1.8 miles more than that of julie.after spending some both started there way. joe reaches in 2 hours while julie in 3.5 hours.Assuming both were traveling with constant speed. What is the distance between the two cities.
Q: Motorboat A leaves shore P as B leaves Q; they move across the lake at a constant speed. They meet first time 600 yards from P. Each returns from the opposite shore without halting, and they meet 200 yards from. How long is the lake?
Q: Four persons have to cross the bridge they are having one torch light. Four persons take 1,2,5,10 minutes respectively, when two persons are going they will take the time of the slowest person. What is the time taken to cross by all of them.
Q: The profit made by a company in one year is enough to give 6% return on all shares. But as the preferred shares get on return of 7.5%, so the ordinary shares got on return of 5%. If the value of preferred shares is Rs 4,000000, then what is the va...
Q: There are 4 cars . They all are coming from different directions. They have to cross through one square.They all arrive at the same time. Nobody stops . still there is no clash .note : They all are driving at a speed if 100 km/hr.