document.write( "Question 1106188: A test consists of fifteen true/false questions. A student who forgot to study guesses randomly on every question. What is the probability that the student answers exactly five questions correctly? \n" ); document.write( "

Algebra.Com's Answer #721151 by Fombitz(32388) $\"\"$ $\"About$

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$\"P%28X%29=C%2815%2CX%29%2A%280.5%29%5EX%2A%281-0.5%29%5E%2815-X%29\"$
\n" ); document.write( " $\"P%28X%29=C%2815%2CX%29%2A%280.5%29%5E15\"$
\n" ); document.write( "So then,
\n" ); document.write( " $\"P%285%29=C%2815%2C5%29%2F2%5E15\"$
\n" ); document.write( " $\"P%285%29=3003%2F32768\"$
\n" ); document.write( " \n" ); document.write( "

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