Hard
Math and Logic
Alex (RR/BB wins). Sam (BR/RB wins). Better position?
Choose an answer
A.Alex
B.They are identical
C.Sam has no chance
D.Sam
Answer: Sam
Variance measures risk. Sam's payouts are always �2 for mixed colors, while Alex fluctuates between �3 and �1. Lower variance is 'safer' for the same return.
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