document.write( "Question 1176360: About what% of the area under the curve of the standard normal distribution is between z=−2.527 and z=2.527(or within 2.527 standard deviations of the mean). \n" ); document.write( "
Algebra.Com's Answer #803163 by ewatrrr(24785)\"\" \"About 
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document.write( "Hi\r\n" );
document.write( "Normal distribution:\r\n" );
document.write( "Using TI or similarly an inexpensive Casio fx-115 ES plus:\r\n" );
document.write( "area under the standard normal distribution curve(continuous) is the same as\r\n" );
document.write( "the Probability of the given z-score:\r\n" );
document.write( " P( |z|≤ -2.527) = 1 - normalcdf(-2.527, 2.527)  = 1-.9885 = .0115\r\n" );
document.write( "Or P( |z|≤ -2.527) = 2P(z ≤ -2.527\r\n" );
document.write( "Wish You the Best in your Studies\r\n" );
document.write( "Shown below is the positioning of |z| = 2.527 on the Standard Normal Curve\r\n" );
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