Expected Value Questions for Prop Trading Interviews
A prop trading round does not test expected value the way a textbook does. This set is the overlap - the expected value questions that actually turn up in this format.
14 questions, all free to practise. The split is 2 easy, 10 medium, 2 hard.
- Paid a dollar or the drawEasyExpected ValueStatisticsView →
- The costliest roulette bet on the tableEasyProbabilityExpected ValueView →
- Dice game, up to three rollsMediumExpected ValueStochastic ProcessesView →
- Expectation as a sum of tailsMediumRandom VariablesExpected ValueView →
- Expected maximum of three diceMediumRandom VariablesExpected ValueView →
- Expected sum of a random subsetMediumExpected ValueView →
- Inversions in a shuffleMediumCombinatoricsExpected ValueView →
- Number of runsMediumExpected ValueView →
- Position of the first spadeMediumCombinatoricsExpected ValueView →
- Renewal-reward fraction of time runningMediumExpected ValueStochastic ProcessesView →
- Rolls until a face repeatsMediumProbabilityExpected ValueView →
- The St. Petersburg paradoxMediumExpected ValueMarket Making & Betting GamesView →
- Expected duration of a fair walkHardExpected ValueStochastic ProcessesView →
- Reflecting wall first-passage timeHardExpected ValueStochastic ProcessesView →
Widen the search
This set is a slice of two larger ones. If it is too narrow, start here instead:
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