Even-size, non-empty subset
A subset of is chosen by including each element independently with probability . What is the probability the subset has even size and is non-empty? (to 3 decimals)
Show hints (2)+
- Even-size subsets number 2^9 = 512 (half of all subsets).
- The empty set is even-sized - subtract it before dividing by 2^10.
Answer
Reveal answer →Final answer
0.499 (± 0.001)
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Asked at: EV & Betting Games, Data-Driven Research