document.write( "Question 1152777: 1. In order to be accepted into a special class, a student must score inn the top 71/2 %on an aptitude test. If the mean is 150and standard deviation is 15, what is the lowest possible score a student can make to be accepted? \n" ); document.write( "
Algebra.Com's Answer #774904 by Boreal(15235)![]() ![]() You can put this solution on YOUR website! Can use inverse norm on calculator \n" ); document.write( "or find z value for 92.5 percentile, which is 1.44 \n" ); document.write( "z=(x-mean)/sd \n" ); document.write( "1.435=x-150/15 \n" ); document.write( "21.6=x-150 \n" ); document.write( "x=171.6 \n" ); document.write( " \n" ); document.write( " |