document.write( "Question 462317: There were 5 Multiple choice question with 4 possible answers to each on a history test. If you guessed on all of them, what's the probability that you got at least one question wrong?
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document.write( " A. 0.25
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document.write( "B. 1.25
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document.write( "C. 0.9990
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document.write( "D. .0009
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document.write( "E. 0.20
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Algebra.Com's Answer #317010 by edjones(8007) You can put this solution on YOUR website! 1 - (1/4)^5 = 1023/1024 = 0.9990 one-probability that you got them all correct. \n" ); document.write( ". \n" ); document.write( "Ed \n" ); document.write( " |