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Roll a number cube. If the number cube comes up odd, you win the same number of points as the number on the cube. If the number comes up even, you lose 4 points. What is the expected number of points per
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4 votes
Roll a number cube. If the number cube comes up odd, you win the same number of points as the

number on the cube. If the number comes up even, you lose 4 points.
What is the expected number of points per roll?
-0.25
-0.5
0
Oo oo
0.25
0.5

User Luan Tran
by
6.9k points

1 Answer

4 votes

Answer:

-0.5

Explanation:

User Nathalie
by
6.8k points
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