Research Data Coordinator Interview Questions

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There is a weighted coin, P(heads) = 0.6. The coin is flipped 4 times, if it's heads A wins 1$ if it's tails B wins $1, what is the expected value of a bet where if A wins overall, you get his winnings, if B wins overall you get 0.
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Quantitative Researcher

Interviewed at DRW

4.3
Oct 15, 2019

There is a weighted coin, P(heads) = 0.6. The coin is flipped 4 times, if it's heads A wins 1$ if it's tails B wins $1, what is the expected value of a bet where if A wins overall, you get his winnings, if B wins overall you get 0.

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