SOLUTION: please help. suppose a bag contains 6 marbles.one is white,two are red,and three are yellow.each time a marble is taken out,it is replaced.find P (red and yellow) thanks

Algebra ->  Quadratic Equations and Parabolas -> SOLUTION: please help. suppose a bag contains 6 marbles.one is white,two are red,and three are yellow.each time a marble is taken out,it is replaced.find P (red and yellow) thanks      Log On


   

Question 141484: please help.
suppose a bag contains 6 marbles.one is white,two are red,and three are yellow.each time a marble is taken out,it is replaced.find P (red and yellow)


thanks in advance for the help.
Answer by stanbon(75887) About Me  (Show Source):
You can put this solution on YOUR website!
suppose a bag contains 6 marbles.one is white,two are red,and three are yellow.each time a marble is taken out,it is replaced.find P (red and yellow)
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Since the selections are replaced the results are independent.
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P(red AND yellow) = P(red)*P(yellow) = 2/6 * 3/6 = 6/36 = 1/6
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Cheers,
Stan H.