document.write( "Question 536428: If there are five multiple choice questions, each with four possible answers what is the probability of...
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document.write( "1) getting none of them correct?
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document.write( "2) getting all of the questions correct?
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document.write( "3) getting at least one of the questions wrong?
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document.write( "4) getting your first incorrect answer on the fourth question? \n" );
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Algebra.Com's Answer #352357 by edjones(8007)![]() ![]() You can put this solution on YOUR website! 1) getting none of them correct? \n" ); document.write( "(3/4)^5 = 243/1024 \n" ); document.write( ". \n" ); document.write( "2) getting all of the questions correct? \n" ); document.write( "(1/4)^5 = 1/1024 \n" ); document.write( ". \n" ); document.write( "3) getting at least one of the questions wrong? \n" ); document.write( "1 - 1/1024 = 1023/1024 \n" ); document.write( ". \n" ); document.write( "4) getting your first incorrect answer on the fourth question? \n" ); document.write( "(1/4)^3 * 3/4 = 3/256 \n" ); document.write( ". \n" ); document.write( "Ed \n" ); document.write( " |