document.write( "Question 449911: Calculate the probability of randomly guess at least 8 correct answers on a 10 question ture-or-false quiz \n" ); document.write( "
Algebra.Com's Answer #309627 by stanbon(75887)\"\" \"About 
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Calculate the probability of randomly guess at least 8 correct answers on a 10 question ture-or-false quiz
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\n" ); document.write( "Binomial Problem with n = 10 and p = 1/2
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\n" ); document.write( "P(8<= x <=10) = 1-P(0<= x <=7) = 1-binomcdf(10,1/2,7) = 0.0547
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\n" ); document.write( "Cheers,
\n" ); document.write( "Stan H.
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