Quant interview prep guides

Estimation Drills by Topic

Estimation drills by topic for market sizing, rates, population bases, revenue, volatility, calibration, and review loops.

Candidates improving specific estimation patterns.

Separate estimation patterns

Market sizing, rate conversion, population estimates, revenue estimates, and volatility estimates use different driver structures.

Use targeted prompts

If unit conversion is weak, run unit prompts. If calibration is weak, run confidence-range prompts. The prompt should target the miss.

Concrete rotation

One week can include market sizing, population usage, revenue, time-rate-work, and calibration drills, each followed by a short review.

Review assumptions

After each estimate, identify the dominant assumption and whether the final scale passes a sanity check before moving to another prompt.

Common mistakes

Candidates often repeat the same market-sizing prompt type. Rotate topics so estimation skill transfers beyond one template.

Practice the pattern

Use the LeetQuidity curriculum and calibration to turn this topic into a focused practice plan.