document.write( "Question 1196925: An urn contains 8 white and 5 green balls. Four balls are randomly drawn from the urn in succession, with replacement. That is, after each draw, the selected ball is returned to the urn. What is the probability that all 4 balls drawn from the urn are white \n" ); document.write( "
Algebra.Com's Answer #829974 by ikleyn(52790)\"\" \"About 
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document.write( "This probability is  \"%288%2F%288%2B5%29%29%5E4\" = \"%288%2F13%29%5E4\" = 0.1434  (rounded).    ANSWER\r\n" );
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document.write( "We simply perform the same experiment 4 (four) times in a row, drawing one ball from the urn with replacement.\r\n" );
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