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Mathematics 11 Online
OpenStudy (anonymous):

The probability of drawing a black marble from a bag is 1/2, and the probability of drawing a white marble from the same bag is 1/4. What is the probability of drawing a white marble, replacing it, and then drawing a black marble?

OpenStudy (anonymous):

1/8??

OpenStudy (cwrw238):

1/2 * 1/4 yes

OpenStudy (anonymous):

1/32 ???

OpenStudy (cwrw238):

no - the probabilities are multiplied together independent events

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