document.write( "Question 159327: Suppose you roll a die 3 times. What is the probability that the face 6 will show up at least once?\r
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document.write( "Suppose we roll a die 2 times. How many outcomes can happen that an even-number face will not show up? \r
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document.write( "What is the probability that an even number will not show up during the two rolls? \r
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document.write( "What is the probability that an even number will show up at least once during the two rolls? \n" );
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Algebra.Com's Answer #117542 by edjones(8007)![]() ![]() You can put this solution on YOUR website! A) \n" ); document.write( "(5/6)^3=125/216 probability of no 6 in 3 rolls \n" ); document.write( "1-(5/6)^3=91/216 probability of at least 1 six in 3 rolls. \n" ); document.write( ". \n" ); document.write( "B & C \n" ); document.write( "(1/2)^2=1/4 of the time no even number will show up. \n" ); document.write( ". \n" ); document.write( "D) \n" ); document.write( "1 - 1/4=3/4 of the time an even number will show up. \n" ); document.write( ". \n" ); document.write( "Ed \n" ); document.write( " \n" ); document.write( " |