document.write( "Question 1050440: At the New Age Information Corporation, the ages of all new employees hired
\n" ); document.write( "during the last 5 years are normally distributed. Within this curve, 95% of the ages,
\n" ); document.write( "centered about the mean, are between 24.6 and 37.4 years. Find the mean age and the
\n" ); document.write( "standard deviation of the data \n" ); document.write( "

Algebra.Com's Answer #666049 by ewatrrr(24785) $\"\"$ $\"About$

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$\"blue%28sigma%29%2Az+%2B+mu=blue+%28x%29\"$
\n" ); document.write( "z invNorm(.05/2) = invNorm(.025)= -1.96 and z = invNorm(.975) = 1.96
\n" ); document.write( "-1.96σ + μ = 24.6
\n" ); document.write( " 1.96σ + μ = 37.4
\n" ); document.write( "2μ = 62
\n" ); document.write( "μ= 31
\n" ); document.write( " 1.96σ + 31 = 37.4
\n" ); document.write( "σ = 6.4/1.96 = 3.265 (Round as Directed) \n" ); document.write( "

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