document.write( "Question 1194219: Find the probability for standard normal curve to the left \r
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Algebra.Com's Answer #827021 by Edwin McCravy(20060)\"\" \"About 
You can put this solution on YOUR website!
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document.write( "Always skip a space after <  when you post on here, \r\n" );
document.write( "otherwise the computer will thinks it's an HTML tag \r\n" );
document.write( "and will delete it.  So what you wrote came out\r\n" );
document.write( "garbled.\r\n" );
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document.write( "For P( lower number < Z < upper number )\r\n" );
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document.write( "If you want P(Z < a), the lower number is -99999999\r\n" );
document.write( "If you want P(Z > a), the upper number is 99999999.\r\n" );
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document.write( "On your TI-84, press 2ND then VARS then 2. You see this screen\r\n" );
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document.write( "    normalcdf\r\n" );
document.write( "lower:        <--put in the lower number\r\n" );
document.write( "upper:        <--put in the upper number\r\n" );
document.write( "μ:         <--put in the mean, which is 0 for standard normal\r\n" );
document.write( "σ:      <--put in the standard deviation, which is 1 for std. normal\r\n" );
document.write( "Paste         <--highlight this and press ENTER\r\n" );
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document.write( "You'll see this on the screen:\r\n" );
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document.write( "normalcdf(1.19,2,0,1)  if you wanted this P(1.19 < Z < 2)\r\n" );
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document.write( "Press ENTER and read 0.094273194\r\n" );
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document.write( "Edwin

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