document.write( "Question 296701: A) A test consists of 10 true and false questions. To pass the test a student must answer at least eight questions correctly. If the student guesses on each questions what is the probability that the student will pass the test? \n" ); document.write( "
Algebra.Com's Answer #213765 by stanbon(75887)![]() ![]() ![]() You can put this solution on YOUR website! A test consists of 10 true and false questions. To pass the test a student must answer at least eight questions correctly. If the student guesses on each questions what is the probability that the student will pass the test? \n" ); document.write( "--- \n" ); document.write( "Binomial Problem with n = 10 and p = 1/2 \n" ); document.write( "--- \n" ); document.write( "P(8<= x <= 10) = 1 - P(0<= x <=7) = 1 - binomcdf(10,0.5,7) \n" ); document.write( "= 0.0547.. \n" ); document.write( "=================== \n" ); document.write( "Cheers, \n" ); document.write( "Stan H. \n" ); document.write( " |