Getting ready for an Data Scientist interview at PWC? The PWC Data Scientist interview span across 10 to 12 different question topics. In preparing for the interview:
Interview Query regularly analyzes interview experience data, and we've used that data to produce this guide, with sample interview questions and an overview of the PWC Data Scientist interview.
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Can you walk us through a presentation you made on data insights? How did you ensure the information was understandable for your audience, and what was the impact of your findings?
When discussing a presentation of data insights, it’s essential to emphasize clarity and audience engagement. Start by describing the context of the presentation—what data you analyzed, the tools you used, and the audience's background. Highlight your preparation process, including how you tailored your content to meet the audience's needs, such as using visual aids or simplifying complex concepts. Discuss the key findings you presented and how you communicated their significance. Conclude by reflecting on the feedback received and any actions taken as a result of your presentation, such as changes in strategy or further inquiries from the audience.
Can you describe a situation where you encountered data quality issues in a project? What steps did you take to identify and resolve these issues?
In addressing a data quality issue, it’s crucial to showcase your analytical skills and problem-solving approach. Begin by detailing the nature of the data quality problems—were they missing values, inconsistencies, or outliers? Explain how you identified the issues, whether through exploratory data analysis or stakeholder feedback. Describe the actions you took to rectify the situation, such as cleaning the data, implementing validation checks, or collaborating with team members to improve data collection processes. Finally, discuss the outcome, emphasizing how resolving these issues enhanced the project’s overall effectiveness and reliability.
Tell us about a particularly challenging problem you solved in a data project. What was your approach, and what were the results?
When recounting a complex problem-solving experience, stress your critical thinking and innovative approaches. Start by describing the problem’s complexity—what made it particularly challenging? Outline the steps you took to analyze the situation, including any models or methodologies you applied. Discuss your thought process in choosing specific solutions, and mention any collaboration with team members or stakeholders. Finally, conclude with the results, emphasizing any positive outcomes such as improved efficiency, data accuracy, or insights generated that influenced business decisions.
Typically, interviews at PWC vary by role and team, but commonly Data Scientist interviews follow a fairly standardized process across these question topics.
We've gathered this data from parsing thousands of interview experiences sourced from members.
Practice for the PWC Data Scientist interview with these recently asked interview questions.