document.write( "Question 1154101: Find the area of the shaded region. The graph to the right depicts IQ scores of adults, and those scores are normally distributed with a mean of 100 and a standard deviation of 15.\r
\n" ); document.write( "\n" ); document.write( "The shade region goes from 80 to 105. The 2 z scores are 80 and 105.
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Algebra.Com's Answer #776456 by MathLover1(20849)\"\" \"About 
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\n" ); document.write( "\"mu=100+\"
\n" ); document.write( " \"delta=15\"
\n" ); document.write( "\"p%2880%3C=X%3C=105%29\"\r
\n" ); document.write( "\n" ); document.write( "\"z%2880%29=%2880-100%29%2F15=-1.33333\"
\n" ); document.write( "\"P%2880%3C=z%29=P%28-1.33333%3C=z%29=1-P%28z%3E=-1.33333%29=1-0.908788=0.091212\"\r
\n" ); document.write( "\n" ); document.write( "\"z%28105%29=%28105-100%29%2F15=0.33333\"\r
\n" ); document.write( "\n" ); document.write( "\"P%28z%3C=105%29=P%28z%3C=0.33333%29=1-P%28z%3E=0.33333%29=1-0.369443=0.630557\"\r
\n" ); document.write( "\n" ); document.write( "\"0.630557-0.091212=0.539345\"\r
\n" ); document.write( "\n" ); document.write( "\"p%2880%3C=X%3C=105%29=0.539345\"\r
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