document.write( "Question 1174555: A random sample of 72 statics students was taken to estimate the proportion of students who also were in the math club.The 99% confidence interval was 0.438 to 0.642.Using this data , what size whould necessary to estimate the true proportion to within 0.08 using 95% confidence \n" ); document.write( "

Algebra.Com's Answer #799985 by ewatrrr(24785) $\"\"$ $\"About$

You can put this solution on YOUR website!

\r\n" );
document.write( "Hi\r\n" );
document.write( "     u - ME = .438             \r\n" );
document.write( "     u + ME = .642\r\n" );
document.write( "      2u = 1.080    \r\n" );
document.write( " Sample Mean = .54\r\n" );
document.write( "\r\n" );
document.write( "n = \r\n" );
document.write( "\r\n" );
document.write( "n = \r\n" );
document.write( "\r\n" );
document.write( "Will let You finish it up.  \r\n" );
document.write( "Important You are comfortable with Your calculator\r\n" );
document.write( "Wish You the Best in your Studies.\r\n" );
document.write( "\r\n" );
document.write( " = CI	z = value\r\n" );
document.write( "90%	z =1.645\r\n" );
document.write( "92%	z = 1.751\r\n" );
document.write( "95%	z = 1.96\r\n" );
document.write( "98%	z = 2.326\r\n" );
document.write( "99%	z = 2.576\r\n" );
document.write( "

\n" ); document.write( " \n" ); document.write( "

\n" );