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Office for National Statistics Interview Questions
& Process

Real candidates share what happened, how many rounds they had,
and how the experience turned out.

Based on 115 interview experiences · FREE TO READ

2.1 Rounds average
Average Typical difficulty
77.4% Positive experience

Which role are you interviewing for?

21 roles · 115 reports

Candidate interview experiences

First-hand accounts from people who interviewed at Office for National Statistics.

Showing 4 of 115
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Office for National Statistics

Research Officer

Research · a year ago

Mid Average Positive experience Accept offer 4 rounds
Interview process
Take home Technical screen Presentation Panel
Interview formats
Technical Presentation

So I first submitted a research proposal, then did an online GSR test. After that, I was invited to an interview where I had to give a presentation and make some charts using data they provided beforehand. The interviewers were really nice and friendly! Just a heads up, make sure to brush up on your statistics and how to do ANOVAs/regressions.

Confirmed questions1 question
  • Can you explain how to perform a regression analysis?
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Office for National Statistics

Statistical Officer

Analytics · a year ago

Mid Average Positive experience Accept offer 2 rounds
Interview process
Take home Presentation Technical screen Background check Offer
Interview formats
Technical Presentation Behavioral Group

The process started with a take-home task where I had to do a written dissemination of a dataset. This was followed by a face-to-face interview. The interview included technical questions, questions about statistical methods, data communication, behavioural scenarios, and problem-solving related to teamwork.

Confirmed questions8 questions
  • For the dissemination test, I had to draw a graph on paper and identify five key points from a 10-year dataset across different UK regions to present.
  • After the initial presentation, I was asked to show my graph via camera and explain it.
  • They asked me about tailoring reports and presentations for audiences with different understanding levels and how I adapt visualisations.
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Office for National Statistics

Project Support Officer

Operations · more than a year ago

Entry Average Positive experience Accept offer 2 rounds
Interview process
Recruiter call Technical screen Panel Background check Offer
Interview formats
Behavioral Technical Presentation

I had to submit my CV and a 1250-word personal statement detailing how I met the job criteria with examples. After that, I got a confirmation that I passed the initial check and was invited for an interview. The interview was with two panelists, and it included a mix of questions about situations and past experiences related to the job's required behaviors. There was also a technical question directly related to the role. The whole thing took about 30 minutes, and the interviewers were nice and helpful.

Confirmed questions3 questions
  • Can you explain how you'd figure out and adjust your communication style for different people you interact with?
  • Tell me about a situation where your team was under a lot of pressure and how you managed your own tasks.
  • Share an instance of when you worked on a project as part of a team and how you involved people outside the team.
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Office for National Statistics

Research Officer

Research · more than a year ago

Mid Average Neutral experience No offer 2 rounds
Interview process
Presentation Technical screen Background check
Interview formats
Presentation Technical Behavioral

So basically, they gave me some data a week ahead of time. I had to look through it, figure out what was interesting, and then do a 5-minute presentation on the main things I found. After that, we went into the standard civil service behavioral questions, like 'Tell me about a time you...' type stuff. They also asked me about some math terms – like mean, median, mode, standard deviation, and p-values. And they touched on how you'd share research. Definitely prep your knowledge and those behavioral examples beforehand.

Confirmed questions2 questions
  • Can you share an example of a time you collaborated with others?
  • Could you provide an instance where you worked effectively as part of a team?

Office for National Statistics Interview Questions

Quoted word for word from Office for National Statistics interview reports.

What does the R-squared value signify within the context of linear regression analysis?

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Regarding measurements, why is it significant to utilize rates such as per 1,000 population or per capita, and what kind of insights does this offer?

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What are the advantages and disadvantages of conducting a census compared to a survey?

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What distinguishes a census from a population survey, and in which scenarios would each be applicable?

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Could you explain the meaning of adjusted R-squared and indicate when it is more suitable for use compared to the standard R-squared?

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In sampling, when would stratified sampling be preferable over cluster sampling, or vice versa?

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If you don't have it, are you able to get a business clause added to your current insurance?

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What is the distinction between quantitative and qualitative data, and in what scenarios would each be best utilized?

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Could you elaborate on the distinctions, primary advantages, and drawbacks of conducting a census versus a population survey?

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Formats, difficulty and experience

Across all 115 Office for National Statistics interview reports.

Interview formats

Behavioral 41.5%
Technical 29.8%
Presentation 19%
Other 4.7%
Group 2.3%

Interview difficulty

Easy 8.7%
Average 74.8%
Difficult 16.5%

Candidate experience

Negative 8.7%
Positive 77.4%
Neutral 13.9%

Reports by job function

Research 33
Analytics 32
Operations 24
Other 14
Engineering 6
HR 2