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jarptica [38.1K]
3 years ago
8

Consider the following game. You roll a six minus sided die and each time you roll a​ 6, you get​ $30. For all other outcomes yo

u pay​ $6. What is the expected value of the​ game
Mathematics
1 answer:
Debora [2.8K]3 years ago
7 0

Answer:

$0

Step-by-step explanation:

There are two possible outcomes for this experiment:

-there is a 1 in 6 chance of you winning $30.

-there is a 5 in 6 chance of you losing $30.

The expected value of this game is given by the sum of the products of each outcome by their respective likelihood:

E(X) = \$30*\frac{1}{6}- \$6*\frac{5}{6}\\E(X) = \$0

The expected value of this game is $0, which means the game is fair.

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