asked 139k views
5 votes
A bag contains 3 gold marbles, 9 silver marbles, and 25 black marbles. Someone offers to play this game: You randomly select one marble from the bag. If it is gold, you win $3. If it is silver, you win $2. If it is black, you lose $1.

What is your Expected Value if you play this game?

2 Answers

3 votes

Answer:

The Expected Value is minus $1.

Explanation:

There are more black marbles then any other gold or silver marbles.

answered
User Shahir Ansari
by
8.1k points
4 votes

Answer:

I lose 1

Explanation:

because the probability of getting a black marble is likely

answered
User David Khuu
by
7.7k points

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