document.write( "Question 882748: The score on the quiz had a mean. Of 7.0 and standard devotion of 1.0 what is the probability of a score being 7.5 or less? \n" ); document.write( "

Algebra.Com's Answer #533044 by ewatrrr(24785) $\"\"$ $\"About$

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document.write( "Hi,
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document.write( "mean = 7.0 and standard deviation = 1.0 
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document.write( "*Note:     
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document.write( "P( x ≤ 7.5) = P(z ≤ .5) = .6915  0r 69.15% \n" );
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