document.write( "Question 672270: if x follows a normal distribution with a mean of 100 and standard deviation of 10 , what is the probability of having a value of x such that 85 < x < 110? \n" ); document.write( "

Algebra.Com's Answer #417877 by ewatrrr(24785) $\"\"$ $\"About$

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document.write( "Hi,
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document.write( "μ = 100 ,  σ =10  , z = (x-μ)/σ
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document.write( "P(85 < x < 110) = P(z ≤ 1) - P(z ≤ -1.5) = .8413 - .0668   \n" );
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