kyllow5644
16.02.2022 •
Mathematics
Tickets for a raffle cost
$
9. There were 641 tickets sold. One ticket will be randomly selected as the winner, and that person wins
$
1500 and also the person is given back the cost of the ticket. For someone who buys a ticket, what is the Expected Value (the mean of the distribution)?
If the Expected Value is negative, be sure to include the "-" sign with the answer. Express the answer rounded to two decimal places.
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Ответ:
It's b
Step-by-step explanation: