document.write( "Question 1169128: Assume that x has a normal distribution with the specified mean and standard deviation. Find the indicated probability. (Enter a number. Round your answer to four decimal places.)
\n" ); document.write( "μ = 4; σ = 2
\n" ); document.write( "P(3 ≤ x ≤ 7) =
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Algebra.Com's Answer #793854 by Boreal(15235)\"\" \"About 
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z=(x-mean)/sd
\n" ); document.write( "=(3-4)/2=-0.5 and (7-4)/2=1.5
\n" ); document.write( "that probability is 0.6247
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