document.write( "Question 1147646: A manufacturer knows that their items have a normally distributed lifespan, with a mean of 4.8 years, and standard deviation of 1 years.The 2% of items with the shortest lifespan will last less than how many years? \n" ); document.write( "
Algebra.Com's Answer #769059 by VFBundy(438)\"\" \"About 
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Go to a z-table and find the z-score that is closest in value to 0.02. This z-score is -2.05.
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\n" ); document.write( "\"%28x+-+mean%29%2FSD+=+Zscore\"
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\n" ); document.write( "\"%28x+-+4.8%29%2F1+=+-2.05\"
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\n" ); document.write( "\"x+-+4.8+=+-2.05\"
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\n" ); document.write( "x = 2.75
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