SOLUTION: The diameter of the electric cable is normally distributed, with a mean of 0.7 inch and a standard deviation of 0.03 inch. What is the probability that the diameter will exceed 0.

Algebra ->  Probability-and-statistics -> SOLUTION: The diameter of the electric cable is normally distributed, with a mean of 0.7 inch and a standard deviation of 0.03 inch. What is the probability that the diameter will exceed 0.      Log On


   

Question 881744: The diameter of the electric cable is normally distributed, with a mean of 0.7 inch and a standard deviation of 0.03 inch. What is the probability that the diameter will exceed 0.73 inch? (You may need to use the standard normal distribution table. Round your answer to three decimal places.)
Answer by ewatrrr(24785) About Me  (Show Source):
You can put this solution on YOUR website!
*Note: z+=+blue%28x+-+mu%29%2Fblue%28sigma%29
z = .03/.03 = 1
P(z > 1) = 1 - P(x≤ 1) = 1 - .8413 = .1587