can anyone help me with my maths question?
question:
300 people play a guessing game.There are 3 cups and one of the cups has a marble in it.each person chooses a random cup. everyone who chose the cup with the marble in it stay in. all the people who chose the wrong cups are out. how many people do you expect to be out the next time.
question:
300 people play a guessing game.There are 3 cups and one of the cups has a marble in it.each person chooses a random cup. everyone who chose the cup with the marble in it stay in. all the people who chose the wrong cups are out. how many people do you expect to be out the next time.
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probability of getting wrong is 2/3 so 200 will go out
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No