Random Variables Questions for Trading Aptitude Tests Interviews
A trading aptitude tests 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.
25 questions, 22 of them free to practise right now. The split is 17 easy, 8 medium.
- A one-sided percentile cutoffEasyRandom VariablesStatisticsView →
- A tail of a sum of normalsEasyRandom VariablesStatisticsView →
- All three land in the same halfEasyProbabilityRandom VariablesView →
- Average distance on an intervalEasyRandom VariablesView →
- Capped exponential payoutEasyRandom VariablesExpected ValueView →
- Color switches in a drawEasyRandom VariablesExpected ValueView →
- Conditioning a uniform waitEasyProbabilityRandom VariablesView →
- Correlation from a summed varianceEasyRandom VariablesStatisticsView →
- Correlation under rescalingEasyRandom VariablesStatisticsView →
- First success on an even trialEasyRandom VariablesExpected ValueView →
- Largest possible covarianceEasyRandom VariablesStatisticsView →
- Normalizing a tilted densityEasyRandom VariablesCalculusView →
- Pairs who swap hatsEasyRandom VariablesExpected ValueView →
- Second moment from varianceEasyRandom VariablesStatisticsView →
- Spread of a two-card sumEasyRandom VariablesStatisticsView →
- Variance of a union indicatorEasyRandom VariablesStatisticsView →
- Variance of a weighted dice combinationEasyRandom VariablesStatisticsView →
- Expected maximum of two diceMediumRandom VariablesExpected ValueView →
- Product of two uniforms above a halfMediumProbabilityRandom VariablesView →
- Sum versus twice the differenceMediumProbabilityRandom VariablesView →
- Variance of the longer pieceMediumProbabilityRandom VariablesView →
- Waiting to see both facesMediumRandom VariablesStatisticsView →
- Correlation of overlapping sumsMediumRandom VariablesStatistics Premium
- Expected minimum of two diceMediumRandom VariablesExpected Value Premium
- When a biased estimator winsMediumRandom VariablesStatistics Premium
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