rhiannonwheatcr6619
06.08.2019 •
Mathematics
You roll a die, winning nothing if the number of spots is odd, $2 for a 2 or a 4, and $26 for a 6. a) find the expected value and standard deviation of your prospective winnings. b) you play four times. find the mean and standard deviation of your total winnings. c) you play 60 times. what is the probability that you win at least $400?
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Ответ:
The correct answer would be Power Property