document.write( "Question 856982: The scale of scores on an IQ test is approximately Normal with mean 100 and standard deviation 15. The organization MENSA, which calls itself \"the high-IQ society,\" requires an IQ score of 130 or higher for membership. \r
\n" ); document.write( "\n" ); document.write( "What percent of adults would qualify for membership?
\n" ); document.write( "Question 11 options:
\n" ); document.write( "
\n" ); document.write( "2.5%
\n" ); document.write( "
\n" ); document.write( "5%
\n" ); document.write( "
\n" ); document.write( "95%
\n" ); document.write( " \n" ); document.write( "

Algebra.Com's Answer #516278 by ewatrrr(24785) $\"\"$ $\"About$

You can put this solution on YOUR website!

 
\n" );
document.write( "Hi,
\n" );
document.write( "mean 100 and standard deviation 15
\n" );
document.write( "P(x ≥  130) = 1 - P(z < 30/15) = 1 - NORMSDIST(2) = 1 - .9772 = .0228  0r 2.28% \n" );
document.write( "

\n" );