document.write( "Question 628192: use the standard normal distribution to find P (-2.25\n" ); document.write( "

Algebra.Com's Answer #395456 by ewatrrr(24785) $\"\"$ $\"About$

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document.write( "Hi,
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document.write( "re TY the NORMDIST function can be accessed in an excel worksheet:
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document.write( "1. click on a Cell(Space) 
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document.write( "2. Click \"Insert\"(up at the top)  (function)
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document.write( "3. chose Statistical /NORMSDIST
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document.write( "4. type in z -value
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document.write( "5. Hit OK
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document.write( "using Excel NORMSDIST function:
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document.write( "P (-2.25 < z <1.25) = NORMSDIST(1.25) - NORMSDIST(-2.25) = .8944 - .0122 = .8822 
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