+0

c&p halp polz

+7
60
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+258

A fair 6-sided die is rolled once. If I roll $n$, then I win $6-n$ dollars. What is the expected value of my win, in dollars?

Feb 20, 2022

#1
+1384
+1

The expected value is the average of all the possibilities:

You can win 0, 1, 2 ,3, 4, or 5 dollars, so the expected is $$\color{brown}\boxed{15\over6}$$

Feb 20, 2022