Random Variables Questions for Betting Game Rounds Interviews
A betting game rounds round does not test random variables the way a textbook does. This set is the overlap - the random variables questions that actually turn up in this format.
34 questions, 26 of them free to practise right now. The split is 10 easy, 18 medium, 6 hard.
- Average distance on an intervalEasyRandom VariablesView →
- Beating three othersEasyProbabilityRandom VariablesView →
- Exactly one clears two-thirdsEasyProbabilityRandom VariablesView →
- Expected distance of a dart from centerEasyProbabilityRandom VariablesView →
- Matching a uniform and an exponentialEasyRandom VariablesStatisticsView →
- Maximum of four uniforms in a bandEasyProbabilityRandom VariablesView →
- No heads in a random number of flipsEasyProbabilityRandom VariablesView →
- Six heads from a random biased coinEasyConditional Probability & ExpectationRandom VariablesView →
- Spread of a two-card sumEasyRandom VariablesStatisticsView →
- A low medianMediumProbabilityRandom VariablesView →
- A ratio of gamma valuesMediumRandom VariablesView →
- Expected gap between two normalsMediumRandom VariablesView →
- Matching floors of a logarithmMediumProbabilityRandom VariablesView →
- Minimum of two exponentialsMediumProbabilityRandom VariablesView →
- Product of two uniforms above a halfMediumProbabilityRandom VariablesView →
- Sum of independent PoissonsMediumProbabilityRandom VariablesView →
- Sum versus twice the differenceMediumProbabilityRandom VariablesView →
- The last lightbulb to burn outMediumRandom VariablesExpected ValueView →
- Variance of a coin-gated payoffMediumRandom VariablesStatisticsView →
- Variance of the longer pieceMediumProbabilityRandom VariablesView →
- Waiting to see both facesMediumRandom VariablesStatisticsView →
- Covariance with a lognormal childHardConditional Probability & ExpectationRandom VariablesView →
- Range beats the midpointHardProbabilityRandom VariablesView →
- Spread of a lognormal raised to the fourthHardRandom VariablesStatisticsView →
- Two random segments overlappingHardProbabilityRandom VariablesView →
- Variance of the exponential of a gammaHardRandom VariablesStatisticsView →
- Two searches, neither hitsEasyRandom Variables Premium
- Expectation of e raised to a normalMediumRandom VariablesExpected Value Premium
- Expected minimum of two diceMediumRandom VariablesExpected Value Premium
- Optimally pooling two estimatorsMediumRandom VariablesStatistics Premium
- The larger die shows a 4MediumProbabilityRandom Variables Premium
- Variance of a compound daily totalMediumRandom Variables Premium
- Variance of coins-per-die headsMediumRandom VariablesStatistics Premium
- Ratio of two normalsHardRandom VariablesStatistics Premium
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