Asked by Plz help

Suppose you pay $3.00 to roll a fair die with the understanding that you will get back $5.00 for rolling a 1 or a 6, nothing otherwise. What is your expected value?
Answered by oobleck
-3 + 1/3 * 5 = ?
Answered by Plz help
-1.33?
Answered by oobleck
yes. or, to be more exact, -4/3
Answered by Plz help
Thank you!
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