Product design question

Improve the grocery store in-store shopping customer experience (i.e. a physical grocery store).

Practice this question out loud. An AI interviewer asks it, follows up like a real interviewer would, and scores your answer. Type or speak.

What this question tests

Whether you can improve a physical, non-digital experience by identifying the real friction points in the shopper's journey.

Clarify scope: the in-store journey from entry to checkout, versus a specific pain point like checkout lines.
Segment shoppers: quick trip shoppers wanting speed versus full weekly shop shoppers wanting to find everything on their list easily.
Identify the core pain point: item findability and long checkout lines are the two most cited grocery complaints.
Prioritize checkout speed first, since it affects every single shopper regardless of trip type.
Propose a concrete change: expanded self-checkout with a scan-as-you-go mobile option, reducing bottlenecks at traditional registers.
Define success metrics: average checkout wait time and self-checkout adoption rate, with a guardrail on shrinkage or theft.

Segments by trip type, quick versus full shop, since their pain points and priorities genuinely differ.
Prioritizes checkout, the highest-friction, most universal pain point, over lower-impact improvements like store layout.
Proposes a concrete scan-as-you-go mechanism rather than a vague make checkout faster claim.
Names shrinkage as a guardrail, since self-checkout expansion carries a real theft risk that must be managed.

Proposing store-wide redesigns without identifying which specific friction point affects the most shoppers.
Ignoring the shrinkage and theft risk that comes with expanding self-checkout.

Chapters of the AI PM course that teach what this question tests.