Probability Questions for Prop Trading Interviews
A prop trading round does not test probability the way a textbook does. This set is the overlap - the probability questions that actually turn up in this format.
27 questions, all free to practise. The split is 7 easy, 20 medium.
- A perfect-power dice sumEasyProbabilityCombinatoricsView →
- A repeated digit in the PINEasyProbabilityCombinatoricsView →
- Both sixes given at least oneEasyProbabilityConditional Probability & ExpectationView →
- Correlation of two event indicatorsEasyProbabilityStatisticsView →
- Sharing your weekday of birthEasyProbabilityView →
- The costliest roulette bet on the tableEasyProbabilityExpected ValueView →
- Two heads given an even countEasyProbabilityConditional Probability & ExpectationView →
- A point near the cone's baseMediumProbabilityCalculusView →
- Absorption probability on a lineMediumProbabilityStochastic ProcessesView →
- Arrivals before the rival streamMediumProbabilityStochastic ProcessesView →
- Both even given an even sumMediumProbabilityConditional Probability & ExpectationView →
- Buyer count in a thinned arrival streamMediumProbabilityStochastic ProcessesView →
- Density of a sum of two uniformsMediumProbabilityRandom VariablesView →
- Fair outcome from a biased coinMediumProbabilityStatisticsView →
- First to roll a sixMediumProbabilityView →
- Five distinct ranksMediumProbabilityCombinatoricsView →
- Full housesMediumProbabilityCombinatoricsView →
- Gambler's ruinMediumProbabilityStochastic ProcessesView →
- Joint default rangeMediumProbabilityFinance & DerivativesView →
- Painted cube, one face showingMediumProbabilityBrainteasersView →
- Rolls until a face repeatsMediumProbabilityExpected ValueView →
- Sum of independent PoissonsMediumProbabilityRandom VariablesView →
- Two uniforms summing below a halfMediumProbabilityRandom VariablesView →
- Two uniforms summing past 1.5MediumProbabilityCalculusView →
- Which deck for two reds?MediumProbabilityView →
- Whose draw is larger?MediumProbabilityView →
- Within distance d on the unit intervalMediumProbabilityCalculusView →
Widen the search
This set is a slice of two larger ones. If it is too narrow, start here instead:
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