A company produces steel rods. The lengths of the steel rods are normally distributed with a mean of 232.6 cm and a standard deviation of 2.4 cm. For shipment, 7 steel rods are bundled together....

Extracted text: A company produces steel rods. The lengths of the steel rods are normally distributed with a mean of 232.6 cm and a standard deviation of 2.4 cm. For shipment, 7 steel rods are bundled together. Assume the data is from a normally distributed population. Find the probability that the average length of a randomly selected bundle of steel rods is greater than 230.9 cm. P(X > 230.9) = Enter your answer as a number accurate to 4 decimal places.