document.write( "Question 673689: The amount of Jen's monthly phone bill is normally distributed with a mean of $50 and a standard deviation of $10. Find the 25th percentile? \n" ); document.write( "

Algebra.Com's Answer #418776 by ewatrrr(24785) $\"\"$ $\"About$

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document.write( "Hi,
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document.write( "μ = 50 ,   σ = 10 
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document.write( "Find the 25th percentile:  z = -.6745
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document.write( " -.6745 = (x-50)/10   || solve for x
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