Position of the first ace
Cards are drawn one by one from a well-shuffled 52-card deck. What is the expected position of the first ace?
Show hints (2)+
- Think of the 4 aces creating 5 gaps among the 48 other cards.
- By symmetry each gap has the same expected size.
Answer
Reveal answer →Final answer
10.6 (± 0.1)
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