document.write( "Question 1149048: A test consists of 10 true/false questions. To pass the test a student must answer a least 8 questions correctly. If a student guesses on each, question, what is the probability that the student will pass the test? \n" ); document.write( "
Algebra.Com's Answer #770408 by greenestamps(13200)![]() ![]() You can put this solution on YOUR website! \n" ); document.write( "P(10 right) = \n" ); document.write( "P(9 right) = \n" ); document.write( "P(8 right) = \n" ); document.write( "Add those probabilities to get the probability of getting at least 8 right. \n" ); document.write( " \n" ); document.write( " |