document.write( "Question 658676: If the random variable z is a Standard Normal Score, what is P(-1.00 ≤ z ≤ +1.00)? How did you find this probability? \n" ); document.write( "
Algebra.Com's Answer #410397 by stanbon(75887)\"\" \"About 
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If the random variable z is a Standard Normal Score, what is P(-1.00 ≤ z ≤ +1.00)? How did you find this probability?
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\n" ); document.write( "Using a TI-84 I get normalcdf(-1,1) = 0.6827
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\n" ); document.write( "Cheers,
\n" ); document.write( "Stan H.
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