Betting Game Rounds Interview Questions for Quant Analysts
The same round is marked differently depending on the seat you are interviewing for. This is the betting game rounds set as it applies to quant analysts.
31 questions, all free to practise. The split is 14 easy, 17 medium. The topics that come up most are combinatorics (8), probability (6), statistics (6), random variables (6).
- A difference of two growing rootsEasyCalculusView →
- A perfect-power dice sumEasyProbabilityCombinatoricsView →
- A repeated digit in the PINEasyProbabilityCombinatoricsView →
- An even palindromeEasyProbabilityCombinatoricsView →
- An integrand with a cornerEasyCalculusView →
- Average after dropping a subgroupEasyStatisticsView →
- Average distance on an intervalEasyRandom VariablesView →
- Break-even move after a round tripEasyFinance & DerivativesView →
- Distinct-digit numbers using a 7EasyCombinatoricsView →
- Matching a uniform and an exponentialEasyRandom VariablesStatisticsView →
- No heads in a random number of flipsEasyProbabilityRandom VariablesView →
- Repeated digit on a plateEasyCombinatoricsView →
- Spread of a two-card sumEasyRandom VariablesStatisticsView →
- The clock that runs fastEasyBrainteasersView →
- Both even given an even sumMediumProbabilityConditional Probability & ExpectationView →
- Calendar spread intuitionMediumFinance & DerivativesView →
- Common divisors of the squaresMediumProgramming & DSAView →
- Definite integral of x e^x on [0,1]MediumCalculusView →
- Expected sum given both evenMediumConditional Probability & ExpectationExpected ValueView →
- Frog in the wellMediumBrainteasersView →
- Implicit differentiation on a circleMediumCalculusView →
- Keeping a couple togetherMediumCombinatoricsView →
- Long-run share of a two-state chainMediumLinear AlgebraView →
- Math books stay togetherMediumCombinatoricsView →
- Reducing a matrix power with Cayley–HamiltonMediumLinear AlgebraView →
- The pile that always leaves oneMediumBrainteasersView →
- Two reds in a row from a shrinking urnMediumProbabilityConditional Probability & ExpectationView →
- Variance of a compound daily totalMediumRandom VariablesView →
- Variance of coins-per-die headsMediumRandom VariablesStatisticsView →
- Variance of hearts in eight cardsMediumCombinatoricsStatisticsView →
- Why divide by n−1?MediumStatisticsView →
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