document.write( "Question 383837: The diameters of steel disks produced in a plant are normally distributed with a mean of 2.5 cm and standard deviation of .02 cm. What is the probability that a disk picked at random has a diameter greater than 2.54 cm. \n" ); document.write( "
Algebra.Com's Answer #271736 by robertb(5830)\"\" \"About 
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\"P%28D+%3E+2.54%29+=+P%28%28D+-+mu%29%2Fsigma+%3E+%282.54+-+2.5%29%2F0.02+=+2%29\". Hence P(D > 2.54) = P(Z > 2) = 0.0228. \n" ); document.write( "
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