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300 sats \ 2 replies \ @Undisciplined 25 Dec \ on: [Not-so-daily puzzle] Two envelope puzzle science
The problem is that one of those "x"'s is twice as large as the other.
You have to use something like x and 2x for the smaller and larger quantities, respectively. That gives you an expected value of 1.5x from switching, which is equal to the expected value of what you have.
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33 sats \ 1 reply \ @south_korea_ln OP 25 Dec
That's right. Not a big challenge for you to spot this error, I'm sure.
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0 sats \ 0 replies \ @Undisciplined 25 Dec
Opportunity cost, baby!
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