The elongation of a steel bar under a particular load has been established to be normally distributed with a mean of 0.05 inch and a = 0.01 inch. Find the probability that the elongation is (a) above...

Extracted text: The elongation of a steel bar under a particular load has been established to be normally distributed with a mean of 0.05 inch and a = 0.01 inch. Find the probability that the elongation is (a) above 0.1 inch; , (b) below 0.04 inch; (c) between 0.025 and 0.065 inch.