You play a game with a single fair die: you win Rs.20 if a 3 turns up, Rs.40 if a 5 turns up, lose Rs.30 if a 6 turns up, and neither win nor lose on any other face. What is the expected sum of money you win?
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4 marks, −1StatisticsRandom variables and standard distributionsExpectation and varianceModerateabout 1 min
CUET-PG 2018 Question 37: Random variables and standard distributions
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Random variables and standard distributions has come up 173 times in 7 exams since 2005.
What this question tests
This question is on Expectation and variance, part of Random variables and standard distributions in Statistics.
The mean and spread of a random variable, and how they change under transformations and sums.
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