Conditional Probability & Expectation Questions for Market Maker Interviews
A market maker round does not test conditional probability & expectation the way a textbook does. This set is the overlap - the conditional probability & expectation questions that actually turn up in this format.
26 questions, all free to practise. The split is 6 easy, 14 medium, 6 hard.
- A specific sequence given three headsEasyProbabilityConditional Probability & ExpectationView →
- Even heads with one fair coinEasyProbabilityConditional Probability & ExpectationView →
- Six heads from a random biased coinEasyConditional Probability & ExpectationRandom VariablesView →
- The added babyEasyProbabilityConditional Probability & ExpectationView →
- Three children, all boysEasyProbabilityConditional Probability & ExpectationView →
- Weighting a fixed sumEasyConditional Probability & ExpectationExpected ValueView →
- Coin sets the number of dice rollsMediumProbabilityConditional Probability & ExpectationView →
- Cosine of a conditional meanMediumProbabilityConditional Probability & ExpectationView →
- Heads given the ends differMediumConditional Probability & ExpectationExpected ValueView →
- Law of total varianceMediumConditional Probability & ExpectationExpected ValueView →
- Memoryless waitingMediumConditional Probability & ExpectationRandom VariablesView →
- Minimum given the maximumMediumProbabilityConditional Probability & ExpectationView →
- Monty HallMediumProbabilityConditional Probability & ExpectationView →
- Monty Hall with 100 doorsMediumProbabilityConditional Probability & ExpectationView →
- Position of the first aceMediumConditional Probability & ExpectationExpected ValueView →
- The two-headed coinMediumProbabilityConditional Probability & ExpectationView →
- Three prisonersMediumProbabilityConditional Probability & ExpectationView →
- Two childrenMediumProbabilityConditional Probability & ExpectationView →
- Which coin produced two heads?MediumProbabilityConditional Probability & ExpectationView →
- Winning from deuceMediumProbabilityConditional Probability & ExpectationView →
- A second red ball from the same urnHardProbabilityConditional Probability & ExpectationView →
- Laplace's rule of successionHardProbabilityConditional Probability & ExpectationView →
- Rolls to a six, given all evenHardConditional Probability & ExpectationExpected ValueView →
- The boy born on a TuesdayHardProbabilityConditional Probability & ExpectationView →
- The drunk passengerHardProbabilityConditional Probability & ExpectationView →
- The two-envelopes paradoxHardProbabilityConditional Probability & ExpectationView →
Widen the search
This set is a slice of two larger ones. If it is too narrow, start here instead:
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