Determine Impact of Re-share Button on User Engagement

Q: Determine Impact of Re-share Button on User Engagement

This question evaluates proficiency in experimental design, causal inference, metric selection, and statistical analysis for product analytics, and it specifically targets the Analytics & Experimentation domain for Data Scientist roles.

Q: How do I approach Analytics & Experimentation interview questions?

Analytics & Experimentation questions require understanding of core concepts and practice. PracHub provides solutions with explanations to help you master analytics & experimentation interviews.

Question

Context

The platform has a "Re-share" button that lets users share existing posts to their own network (e.g., your friend reposts someone else’s content and it appears in your feed). A PM suspects this feature is reducing overall user engagement.

Task

Answer the following:

How would you determine whether the Re-share button negatively impacts engagement?
Which core, diagnostic, and guardrail metrics or data sources would you analyze?
How would you design and execute an experiment (A/B or alternative) to test this hypothesis, including segmentation, power, duration, and confounders?

Determine Impact of Re-share Button on User Engagement

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Solution

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Determine Impact of Re-share Button on User Engagement

Assessing Whether the Re-share Button Hurts Engagement

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