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orlando19882000
18.10.2020 •
Mathematics
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Ответ:
Ответ:
The expected value of winnings is
.
Step-by-step explanation:
There are cards numbered 2 through 10.
the total number of cards 2 through 10 is 9.
The sample spaces for odd cards is,
The total number of the odd card is,
The sample spaces for even cards is,
The total number of even card is,
The winning probability is,
Now, substitute the value
Hence, the expected value of winning is
.