Market Maker Interview Questions for Quant Analysts
The same round is marked differently depending on the seat you are interviewing for. This is the market maker set as it applies to quant analysts.
15 questions, 8 of them free to practise right now. The split is 3 easy, 10 medium, 2 hard. The topics that come up most are calculus (5), brainteasers (4), probability (3), random variables (3).
- A mixed second partial derivativeEasyCalculusView →
- Repeated digit on a plateEasyCombinatoricsView →
- Summing n plus one over two to the nEasyCalculusView →
- Clock hands overlapMediumBrainteasersView →
- Fox, goose, beans crossingMediumBrainteasersView →
- Mean over variance of a nested uniformMediumProbabilityRandom VariablesView →
- A second red ball from the same urnHardProbabilityConditional Probability & ExpectationView →
- When the extremes sum above oneHardProbabilityRandom VariablesView →
- Definite integral of x e^x on [0,1]MediumCalculus Premium
- Double integral of x + y over the unit squareMediumCalculus Premium
- Equivalent continuously-compounded rateMediumFinance & Derivatives Premium
- How many trials to poll a proportionMediumRandom VariablesStatistics Premium
- Integral by substitution: 2x e^(x^2)MediumCalculus Premium
- Regression to the meanMediumBrainteasersStatistics Premium
- The missing dollarMediumBrainteasers Premium
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