The diameter of an electric cable is normally distributed, with a mean of 0.6 inch and a standard deviation of 0.02 inch. What is the probability that the diameter will exceed 0.62 inch? (You may need to use the standard normal distribution table.

Answer 1

http://davidmlane.com/hyperstat/z_table.html

here
z = (.62 - .60) / .02 = 1