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A corporation notes that scores on an intelligence test for newly hired employees is normally distributed...

A corporation notes that scores on an intelligence test for newly hired employees is normally distributed with mean 120 and standard deviation 12.

(a) What percentage of new employees should score above 138? (Round your answer to two decimal places.)
%

(b) What percentage of new employees should score below 102? (Round your answer to two decimal places.)
%

(c) What percentage of new employees should score between 102 and 126? (Round your answer to two decimal places.)

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Math   Statistics-And-Probability   
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