document.write( "Question 1177285: The lifetime of a particular type of light-bulb has been shown to follow a Normal distribution
\n" ); document.write( "with mean lifetime of 1000 hours and standard deviation of 125 hours. Three bulbs are
\n" ); document.write( "found to last 1250, 980 and 1150 hours. Convert these values to standardized normal
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Algebra.Com's Answer #806028 by ewatrrr(24785) $\"\"$ $\"About$

You can put this solution on YOUR website!

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document.write( "Hi\r\n" );
document.write( "Normal Distribution:    μ =1000   σ = 125    \r\n" );
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document.write( " z(1250) = (250)/125\r\n" );
document.write( " z(980) = -20/125\r\n" );
document.write( " z(1150) =  150/125\r\n" );
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document.write( "Will leave the final answer Up to You as per assignment directives\r\n" );
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document.write( "Wish You the Best in your Studies.\r\n" );
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