document.write( "Question 838830: On a 9-question true-or-false test you randomly guess at the answers. What is the probability that you get all 9 answers correct? What is the probability that you get all 9 answers wrong? \n" ); document.write( "
| Algebra.Com's Answer #505377 by stanbon(75887)      You can put this solution on YOUR website! On a 9-question true-or-false test you randomly guess at the answers. \n" ); document.write( "What is the probability that you get all 9 answers correct?:: (1/2)^9 = 1/512 \n" ); document.write( "--------------------------- \n" ); document.write( "What is the probability that you get all 9 answers wrong?:: (1/2)^9 = 1/512 \n" ); document.write( "---------------------- \n" ); document.write( "Cheers, \n" ); document.write( "Stan H. \n" ); document.write( "====================== \n" ); document.write( " \n" ); document.write( " |